Dictionary of all bootstrap 4 classes. You can use it with vim, coc, coc-dictionary

bootstrap4

98px
accordion
active
alert
alert-danger
alert-dark
alert-dismissible
alert-heading
alert-info
alert-light
alert-link
alert-primary
alert-secondary
alert-success
alert-warning
align-baseline
align-bottom
align-content-around
align-content-between
align-content-center
align-content-end
align-content-lg-around
align-content-lg-between
align-content-lg-center
align-content-lg-end
align-content-lg-start
align-content-lg-stretch
align-content-md-around
align-content-md-between
align-content-md-center
align-content-md-end
align-content-md-start
align-content-md-stretch
align-content-sm-around
align-content-sm-between
align-content-sm-center
align-content-sm-end
align-content-sm-start
align-content-sm-stretch
align-content-start
align-content-stretch
align-content-xl-around
align-content-xl-between
align-content-xl-center
align-content-xl-end
align-content-xl-start
align-content-xl-stretch
align-items-baseline
align-items-center
align-items-end
align-items-lg-baseline
align-items-lg-center
align-items-lg-end
align-items-lg-start
align-items-lg-stretch
align-items-md-baseline
align-items-md-center
align-items-md-end
align-items-md-start
align-items-md-stretch
align-items-sm-baseline
align-items-sm-center
align-items-sm-end
align-items-sm-start
align-items-sm-stretch
align-items-start
align-items-stretch
align-items-xl-baseline
align-items-xl-center
align-items-xl-end
align-items-xl-start
align-items-xl-stretch
align-middle
align-self-auto
align-self-baseline
align-self-center
align-self-end
align-self-lg-auto
align-self-lg-baseline
align-self-lg-center
align-self-lg-end
align-self-lg-start
align-self-lg-stretch
align-self-md-auto
align-self-md-baseline
align-self-md-center
align-self-md-end
align-self-md-start
align-self-md-stretch
align-self-sm-auto
align-self-sm-baseline
align-self-sm-center
align-self-sm-end
align-self-sm-start
align-self-sm-stretch
align-self-start
align-self-stretch
align-self-xl-auto
align-self-xl-baseline
align-self-xl-center
align-self-xl-end
align-self-xl-start
align-self-xl-stretch
align-text-bottom
align-text-top
align-top
arrow
arrow::after
arrow::before
badge
badge-danger
badge-danger:focus
badge-danger:hover
badge-dark
badge-dark:focus
badge-dark:hover
badge-info
badge-info:focus
badge-info:hover
badge-light
badge-light:focus
badge-light:hover
badge-pill
badge-primary
badge-primary:focus
badge-primary:hover
badge-secondary
badge-secondary:focus
badge-secondary:hover
badge-success
badge-success:focus
badge-success:hover
badge-warning
badge-warning:focus
badge-warning:hover
badge:empty
badge:focus
badge:hover
bg-danger
bg-danger:focus
bg-dark
bg-dark:focus
bg-info
bg-info:focus
bg-light
bg-light:focus
bg-primary
bg-primary:focus
bg-secondary
bg-secondary:focus
bg-success
bg-success:focus
bg-transparent
bg-warning
bg-warning:focus
bg-white
blockquote
blockquote-footer
blockquote-footer::before
border
border-0
border-bottom
border-bottom-0
border-danger
border-dark
border-info
border-left
border-left-0
border-light
border-primary
border-right
border-right-0
border-secondary
border-success
border-top
border-top-0
border-warning
border-white
breadcrumb
breadcrumb-item
breadcrumb-item::before
breadcrumb-item:hover::before
bs-popover-auto
bs-popover-bottom
bs-popover-left
bs-popover-right
bs-popover-top
bs-tooltip-auto
bs-tooltip-bottom
bs-tooltip-left
bs-tooltip-right
bs-tooltip-top
btn
btn-block
btn-danger
btn-danger:disabled
btn-danger:focus
btn-danger:hover
btn-dark
btn-dark:disabled
btn-dark:focus
btn-dark:hover
btn-group
btn-group-lg
btn-group-sm
btn-group-toggle
btn-group-vertical
btn-group:not
btn-info
btn-info:disabled
btn-info:focus
btn-info:hover
btn-lg
btn-light
btn-light:disabled
btn-light:focus
btn-light:hover
btn-link
btn-link:disabled
btn-link:focus
btn-link:hover
btn-outline-danger
btn-outline-danger:disabled
btn-outline-danger:focus
btn-outline-danger:hover
btn-outline-dark
btn-outline-dark:disabled
btn-outline-dark:focus
btn-outline-dark:hover
btn-outline-info
btn-outline-info:disabled
btn-outline-info:focus
btn-outline-info:hover
btn-outline-light
btn-outline-light:disabled
btn-outline-light:focus
btn-outline-light:hover
btn-outline-primary
btn-outline-primary:disabled
btn-outline-primary:focus
btn-outline-primary:hover
btn-outline-secondary
btn-outline-secondary:disabled
btn-outline-secondary:focus
btn-outline-secondary:hover
btn-outline-success
btn-outline-success:disabled
btn-outline-success:focus
btn-outline-success:hover
btn-outline-warning
btn-outline-warning:disabled
btn-outline-warning:focus
btn-outline-warning:hover
btn-primary
btn-primary:disabled
btn-primary:focus
btn-primary:hover
btn-secondary
btn-secondary:disabled
btn-secondary:focus
btn-secondary:hover
btn-sm
btn-success
btn-success:disabled
btn-success:focus
btn-success:hover
btn-toolbar
btn-warning
btn-warning:disabled
btn-warning:focus
btn-warning:hover
btn:disabled
btn:focus
btn:hover
btn:not
card
card-body
card-columns
card-deck
card-footer
card-footer:last-child
card-group
card-header
card-header-pills
card-header-tabs
card-header:first-child
card-img-bottom
card-img-overlay
card-img-top
card-link
card-link:hover
card-subtitle
card-text:last-child
card-title
card:not
carousel
carousel-caption
carousel-control-next
carousel-control-next-icon
carousel-control-next:focus
carousel-control-prev
carousel-control-prev-icon
carousel-fade
carousel-indicators
carousel-inner
carousel-inner::after
carousel-item
carousel-item-left
carousel-item-prev
carousel-item-right
clearfix::after
close
close:hover
close:not
col
col-1
col-10
col-11
col-12
col-2
col-3
col-4
col-5
col-6
col-7
col-8
col-9
col-auto
col-form-label
col-form-label-lg
col-form-label-sm
col-lg
col-lg-1
col-lg-10
col-lg-11
col-lg-12
col-lg-2
col-lg-3
col-lg-4
col-lg-5
col-lg-6
col-lg-7
col-lg-8
col-lg-9
col-lg-auto
col-md
col-md-1
col-md-10
col-md-11
col-md-12
col-md-2
col-md-3
col-md-4
col-md-5
col-md-6
col-md-7
col-md-8
col-md-9
col-md-auto
col-sm
col-sm-1
col-sm-10
col-sm-11
col-sm-12
col-sm-2
col-sm-3
col-sm-4
col-sm-5
col-sm-6
col-sm-7
col-sm-8
col-sm-9
col-sm-auto
col-xl
col-xl-1
col-xl-10
col-xl-11
col-xl-12
col-xl-2
col-xl-3
col-xl-4
col-xl-5
col-xl-6
col-xl-7
col-xl-8
col-xl-9
col-xl-auto
collapse:not
collapsing
container
container-fluid
container-lg
container-md
container-sm
container-xl
custom-checkbox
custom-control
custom-control-inline
custom-control-input
custom-control-input:checked
custom-control-input:disabled
custom-control-input:disabled:checked
custom-control-input:disabled:indeterminate
custom-control-input:focus
custom-control-input:focus:not
custom-control-input:indeterminate
custom-control-input:invalid
custom-control-input:invalid:checked
custom-control-input:invalid:focus
custom-control-input:invalid:focus:not
custom-control-input:not
custom-control-input:valid
custom-control-input:valid:checked
custom-control-input:valid:focus
custom-control-input:valid:focus:not
custom-control-label
custom-control-label::after
custom-control-label::before
custom-file
custom-file-input
custom-file-input:disabled
custom-file-input:focus
custom-file-input:invalid
custom-file-input:invalid:focus
custom-file-input:lang
custom-file-input:valid
custom-file-input:valid:focus
custom-file-label
custom-file-label::after
custom-file:not
custom-radio
custom-range
custom-range::-moz-focus-outer
custom-range::-moz-range-thumb
custom-range::-moz-range-thumb:active
custom-range::-moz-range-track
custom-range::-ms-fill-lower
custom-range::-ms-fill-upper
custom-range::-ms-thumb
custom-range::-ms-thumb:active
custom-range::-ms-track
custom-range::-webkit-slider-runnable-track
custom-range::-webkit-slider-thumb
custom-range::-webkit-slider-thumb:active
custom-range:disabled::-moz-range-thumb
custom-range:disabled::-moz-range-track
custom-range:disabled::-ms-thumb
custom-range:disabled::-webkit-slider-runnable-track
custom-range:disabled::-webkit-slider-thumb
custom-range:focus
custom-range:focus::-moz-range-thumb
custom-range:focus::-ms-thumb
custom-range:focus::-webkit-slider-thumb
custom-select
custom-select-lg
custom-select-sm
custom-select:-moz-focusring
custom-select::-ms-expand
custom-select:disabled
custom-select:focus
custom-select:focus::-ms-value
custom-select:invalid
custom-select:invalid:focus
custom-select:not
custom-select:valid
custom-select:valid:focus
custom-switch
d-block
d-flex
d-inline
d-inline-block
d-inline-flex
d-lg-block
d-lg-flex
d-lg-inline
d-lg-inline-block
d-lg-inline-flex
d-lg-none
d-lg-table
d-lg-table-cell
d-lg-table-row
d-md-block
d-md-flex
d-md-inline
d-md-inline-block
d-md-inline-flex
d-md-none
d-md-table
d-md-table-cell
d-md-table-row
d-none
d-print-block
d-print-flex
d-print-inline
d-print-inline-block
d-print-inline-flex
d-print-none
d-print-table
d-print-table-cell
d-print-table-row
d-sm-block
d-sm-flex
d-sm-inline
d-sm-inline-block
d-sm-inline-flex
d-sm-none
d-sm-table
d-sm-table-cell
d-sm-table-row
d-table
d-table-cell
d-table-row
d-xl-block
d-xl-flex
d-xl-inline
d-xl-inline-block
d-xl-inline-flex
d-xl-none
d-xl-table
d-xl-table-cell
d-xl-table-row
disabled
display-1
display-2
display-3
display-4
dropdown-divider
dropdown-header
dropdown-item
dropdown-item-text
dropdown-item:active
dropdown-item:disabled
dropdown-item:focus
dropdown-item:hover
dropdown-menu
dropdown-menu-left
dropdown-menu-lg-left
dropdown-menu-lg-right
dropdown-menu-md-left
dropdown-menu-md-right
dropdown-menu-right
dropdown-menu-sm-left
dropdown-menu-sm-right
dropdown-menu-xl-left
dropdown-menu-xl-right
dropdown-toggle
dropdown-toggle-split
dropdown-toggle-split::after
dropdown-toggle-split::before
dropdown-toggle::after
dropdown-toggle::before
dropdown-toggle:empty::after
dropdown-toggle:focus
dropleft
dropright
dropup
embed-responsive
embed-responsive-16by9::before
embed-responsive-1by1::before
embed-responsive-21by9::before
embed-responsive-4by3::before
embed-responsive::before
fade
fade:not
figure
figure-caption
figure-img
fixed-bottom
fixed-top
flex-column
flex-column-reverse
flex-fill
flex-grow-0
flex-grow-1
flex-lg-column
flex-lg-column-reverse
flex-lg-fill
flex-lg-grow-0
flex-lg-grow-1
flex-lg-nowrap
flex-lg-row
flex-lg-row-reverse
flex-lg-shrink-0
flex-lg-shrink-1
flex-lg-wrap
flex-lg-wrap-reverse
flex-md-column
flex-md-column-reverse
flex-md-fill
flex-md-grow-0
flex-md-grow-1
flex-md-nowrap
flex-md-row
flex-md-row-reverse
flex-md-shrink-0
flex-md-shrink-1
flex-md-wrap
flex-md-wrap-reverse
flex-nowrap
flex-row
flex-row-reverse
flex-shrink-0
flex-shrink-1
flex-sm-column
flex-sm-column-reverse
flex-sm-fill
flex-sm-grow-0
flex-sm-grow-1
flex-sm-nowrap
flex-sm-row
flex-sm-row-reverse
flex-sm-shrink-0
flex-sm-shrink-1
flex-sm-wrap
flex-sm-wrap-reverse
flex-wrap
flex-wrap-reverse
flex-xl-column
flex-xl-column-reverse
flex-xl-fill
flex-xl-grow-0
flex-xl-grow-1
flex-xl-nowrap
flex-xl-row
flex-xl-row-reverse
flex-xl-shrink-0
flex-xl-shrink-1
flex-xl-wrap
flex-xl-wrap-reverse
float-left
float-lg-left
float-lg-none
float-lg-right
float-md-left
float-md-none
float-md-right
float-none
float-right
float-sm-left
float-sm-none
float-sm-right
float-xl-left
float-xl-none
float-xl-right
focus
font-italic
font-weight-bold
font-weight-bolder
font-weight-light
font-weight-lighter
font-weight-normal
form-check
form-check-inline
form-check-input
form-check-input:disabled
form-check-input:invalid
form-check-input:valid
form-check-label
form-control
form-control-lg
form-control-plaintext
form-control-range
form-control-sm
form-control:-moz-focusring
form-control:-ms-input-placeholder
form-control::-moz-placeholder
form-control::-ms-expand
form-control::-ms-input-placeholder
form-control::-webkit-input-placeholder
form-control::placeholder
form-control:disabled
form-control:focus
form-control:focus::-ms-value
form-control:invalid
form-control:invalid:focus
form-control:valid
form-control:valid:focus
form-group
form-inline
form-row
form-text
h-100
h-25
h-50
h-75
h-auto
h1
h2
h3
h4
h5
h6
hide
img-fluid
img-thumbnail
initialism
input-group
input-group-append
input-group-append:last-child
input-group-lg
input-group-prepend
input-group-prepend:first-child
input-group-sm
input-group-text
input-group-text:not
invalid-feedback
invalid-tooltip
invisible
is-invalid
is-invalid:checked
is-invalid:focus
is-invalid:focus:not
is-valid
is-valid:checked
is-valid:focus
is-valid:focus:not
jumbotron
jumbotron-fluid
justify-content-around
justify-content-between
justify-content-center
justify-content-end
justify-content-lg-around
justify-content-lg-between
justify-content-lg-center
justify-content-lg-end
justify-content-lg-start
justify-content-md-around
justify-content-md-between
justify-content-md-center
justify-content-md-end
justify-content-md-start
justify-content-sm-around
justify-content-sm-between
justify-content-sm-center
justify-content-sm-end
justify-content-sm-start
justify-content-start
justify-content-xl-around
justify-content-xl-between
justify-content-xl-center
justify-content-xl-end
justify-content-xl-start
lead
list-group
list-group-flush
list-group-horizontal
list-group-horizontal-lg
list-group-horizontal-md
list-group-horizontal-sm
list-group-horizontal-xl
list-group-item
list-group-item-action
list-group-item-action:active
list-group-item-action:focus
list-group-item-action:hover
list-group-item-danger
list-group-item-dark
list-group-item-info
list-group-item-light
list-group-item-primary
list-group-item-secondary
list-group-item-success
list-group-item-warning
list-group-item:disabled
list-group-item:first-child
list-group-item:last-child
list-group:first-child
list-group:last-child
list-inline
list-inline-item
list-inline-item:not
list-unstyled
m-0
m-1
m-2
m-3
m-4
m-5
m-auto
m-lg-0
m-lg-1
m-lg-2
m-lg-3
m-lg-4
m-lg-5
m-lg-auto
m-lg-n1
m-lg-n2
m-lg-n3
m-lg-n4
m-lg-n5
m-md-0
m-md-1
m-md-2
m-md-3
m-md-4
m-md-5
m-md-auto
m-md-n1
m-md-n2
m-md-n3
m-md-n4
m-md-n5
m-n1
m-n2
m-n3
m-n4
m-n5
m-sm-0
m-sm-1
m-sm-2
m-sm-3
m-sm-4
m-sm-5
m-sm-auto
m-sm-n1
m-sm-n2
m-sm-n3
m-sm-n4
m-sm-n5
m-xl-0
m-xl-1
m-xl-2
m-xl-3
m-xl-4
m-xl-5
m-xl-auto
m-xl-n1
m-xl-n2
m-xl-n3
m-xl-n4
m-xl-n5
mark
media
media-body
mh-100
min-vh-100
min-vw-100
modal
modal-backdrop
modal-body
modal-content
modal-dialog
modal-dialog-centered
modal-dialog-centered::before
modal-dialog-scrollable
modal-dialog-scrollable::before
modal-footer
modal-header
modal-open
modal-scrollbar-measure
modal-sm
modal-static
modal-title
modal-xl
mw-100
mx-0
mx-1
mx-2
mx-3
mx-4
mx-5
mx-auto
mx-lg-0
mx-lg-1
mx-lg-2
mx-lg-3
mx-lg-4
mx-lg-5
mx-lg-auto
mx-lg-n1
mx-lg-n2
mx-lg-n3
mx-lg-n4
mx-lg-n5
mx-md-0
mx-md-1
mx-md-2
mx-md-3
mx-md-4
mx-md-5
mx-md-auto
mx-md-n1
mx-md-n2
mx-md-n3
mx-md-n4
mx-md-n5
mx-n1
mx-n2
mx-n3
mx-n4
mx-n5
mx-sm-0
mx-sm-1
mx-sm-2
mx-sm-3
mx-sm-4
mx-sm-5
mx-sm-auto
mx-sm-n1
mx-sm-n2
mx-sm-n3
mx-sm-n4
mx-sm-n5
mx-xl-0
mx-xl-1
mx-xl-2
mx-xl-3
mx-xl-4
mx-xl-5
mx-xl-auto
mx-xl-n1
mx-xl-n2
mx-xl-n3
mx-xl-n4
mx-xl-n5
my-0
my-1
my-2
my-3
my-4
my-5
my-auto
my-lg-0
my-lg-1
my-lg-2
my-lg-3
my-lg-4
my-lg-5
my-lg-auto
my-lg-n1
my-lg-n2
my-lg-n3
my-lg-n4
my-lg-n5
my-md-0
my-md-1
my-md-2
my-md-3
my-md-4
my-md-5
my-md-auto
my-md-n1
my-md-n2
my-md-n3
my-md-n4
my-md-n5
my-n1
my-n2
my-n3
my-n4
my-n5
my-sm-0
my-sm-1
my-sm-2
my-sm-3
my-sm-4
my-sm-5
my-sm-auto
my-sm-n1
my-sm-n2
my-sm-n3
my-sm-n4
my-sm-n5
my-xl-0
my-xl-1
my-xl-2
my-xl-3
my-xl-4
my-xl-5
my-xl-auto
my-xl-n1
my-xl-n2
my-xl-n3
my-xl-n4
my-xl-n5
nav
nav-fill
nav-item
nav-justified
nav-link
nav-link:focus
nav-link:hover
nav-pills
nav-tabs
navbar
navbar-brand
navbar-brand:focus
navbar-brand:hover
navbar-collapse
navbar-dark
navbar-expand
navbar-expand-lg
navbar-expand-md
navbar-expand-sm
navbar-expand-xl
navbar-light
navbar-nav
navbar-text
navbar-toggler
navbar-toggler-icon
navbar-toggler:focus
navbar-toggler:hover
no-gutters
offset-1
offset-10
offset-11
offset-2
offset-3
offset-4
offset-5
offset-6
offset-7
offset-8
offset-9
offset-lg-0
offset-lg-1
offset-lg-10
offset-lg-11
offset-lg-2
offset-lg-3
offset-lg-4
offset-lg-5
offset-lg-6
offset-lg-7
offset-lg-8
offset-lg-9
offset-md-0
offset-md-1
offset-md-10
offset-md-11
offset-md-2
offset-md-3
offset-md-4
offset-md-5
offset-md-6
offset-md-7
offset-md-8
offset-md-9
offset-sm-0
offset-sm-1
offset-sm-10
offset-sm-11
offset-sm-2
offset-sm-3
offset-sm-4
offset-sm-5
offset-sm-6
offset-sm-7
offset-sm-8
offset-sm-9
offset-xl-0
offset-xl-1
offset-xl-10
offset-xl-11
offset-xl-2
offset-xl-3
offset-xl-4
offset-xl-5
offset-xl-6
offset-xl-7
offset-xl-8
offset-xl-9
order-0
order-1
order-10
order-11
order-12
order-2
order-3
order-4
order-5
order-6
order-7
order-8
order-9
order-first
order-last
order-lg-0
order-lg-1
order-lg-10
order-lg-11
order-lg-12
order-lg-2
order-lg-3
order-lg-4
order-lg-5
order-lg-6
order-lg-7
order-lg-8
order-lg-9
order-lg-first
order-lg-last
order-md-0
order-md-1
order-md-10
order-md-11
order-md-12
order-md-2
order-md-3
order-md-4
order-md-5
order-md-6
order-md-7
order-md-8
order-md-9
order-md-first
order-md-last
order-sm-0
order-sm-1
order-sm-10
order-sm-11
order-sm-12
order-sm-2
order-sm-3
order-sm-4
order-sm-5
order-sm-6
order-sm-7
order-sm-8
order-sm-9
order-sm-first
order-sm-last
order-xl-0
order-xl-1
order-xl-10
order-xl-11
order-xl-12
order-xl-2
order-xl-3
order-xl-4
order-xl-5
order-xl-6
order-xl-7
order-xl-8
order-xl-9
order-xl-first
order-xl-last
overflow-auto
overflow-hidden
p-0
p-1
p-2
p-3
p-4
p-5
p-lg-0
p-lg-1
p-lg-2
p-lg-3
p-lg-4
p-lg-5
p-md-0
p-md-1
p-md-2
p-md-3
p-md-4
p-md-5
p-sm-0
p-sm-1
p-sm-2
p-sm-3
p-sm-4
p-sm-5
p-xl-0
p-xl-1
p-xl-2
p-xl-3
p-xl-4
p-xl-5
page-item
page-item:first-child
page-item:last-child
page-link
page-link:focus
page-link:hover
pagination
pagination-lg
pagination-sm
pointer-event
popover
popover-body
popover-header
popover-header::before
popover-header:empty
position-absolute
position-fixed
position-relative
position-static
position-sticky
pre-scrollable
progress
progress-bar
progress-bar-animated
progress-bar-striped
px-0
px-1
px-2
px-3
px-4
px-5
px-lg-0
px-lg-1
px-lg-2
px-lg-3
px-lg-4
px-lg-5
px-md-0
px-md-1
px-md-2
px-md-3
px-md-4
px-md-5
px-sm-0
px-sm-1
px-sm-2
px-sm-3
px-sm-4
px-sm-5
px-xl-0
px-xl-1
px-xl-2
px-xl-3
px-xl-4
px-xl-5
py-0
py-1
py-2
py-3
py-4
py-5
py-lg-0
py-lg-1
py-lg-2
py-lg-3
py-lg-4
py-lg-5
py-md-0
py-md-1
py-md-2
py-md-3
py-md-4
py-md-5
py-sm-0
py-sm-1
py-sm-2
py-sm-3
py-sm-4
py-sm-5
py-xl-0
py-xl-1
py-xl-2
py-xl-3
py-xl-4
py-xl-5
rounded
rounded-0
rounded-bottom
rounded-circle
rounded-left
rounded-lg
rounded-pill
rounded-right
rounded-sm
rounded-top
row
row-cols-1
row-cols-2
row-cols-3
row-cols-4
row-cols-5
row-cols-6
row-cols-lg-1
row-cols-lg-2
row-cols-lg-3
row-cols-lg-4
row-cols-lg-5
row-cols-lg-6
row-cols-md-1
row-cols-md-2
row-cols-md-3
row-cols-md-4
row-cols-md-5
row-cols-md-6
row-cols-sm-1
row-cols-sm-2
row-cols-sm-3
row-cols-sm-4
row-cols-sm-5
row-cols-sm-6
row-cols-xl-1
row-cols-xl-2
row-cols-xl-3
row-cols-xl-4
row-cols-xl-5
row-cols-xl-6
shadow
shadow-lg
shadow-none
shadow-sm
show
showing
small
spinner-border
spinner-border-sm
spinner-grow
spinner-grow-sm
sr-only
sr-only-focusable:active
sr-only-focusable:focus
sticky-top
stretched-link::after
tab-content
tab-pane
table
table-active
table-active:hover
table-bordered
table-borderless
table-danger
table-danger:hover
table-dark
table-dark:hover
table-hover
table-info
table-info:hover
table-light
table-light:hover
table-primary
table-primary:hover
table-responsive
table-responsive-lg
table-responsive-md
table-responsive-sm
table-responsive-xl
table-secondary
table-secondary:hover
table-sm
table-striped
table-success
table-success:hover
table-warning
table-warning:hover
text-black-50
text-body
text-break
text-capitalize
text-center
text-danger
text-danger:focus
text-danger:hover
text-dark
text-dark:focus
text-dark:hover
text-decoration-none
text-hide
text-info
text-info:focus
text-info:hover
text-justify
text-left
text-lg-center
text-lg-left
text-lg-right
text-light
text-light:focus
text-light:hover
text-lowercase
text-md-center
text-md-left
text-md-right
text-monospace
text-muted
text-nowrap
text-primary
text-primary:focus
text-primary:hover
text-reset
text-right
text-secondary
text-secondary:focus
text-secondary:hover
text-sm-center
text-sm-left
text-sm-right
text-success
text-success:focus
text-success:hover
text-truncate
text-uppercase
text-warning
text-warning:focus
text-warning:hover
text-white
text-white-50
text-wrap
text-xl-center
text-xl-left
text-xl-right
thead-dark
thead-light
toast
toast-body
toast-header
toast:not
tooltip
tooltip-inner
user-select-all
user-select-auto
user-select-none
valid-feedback
valid-tooltip
vh-100
visible
vw-100
w-100
w-25
w-50
w-75
w-auto
was-validated

This is how I generated this file, in case you find it useful:

(I made this for myself, as a vim dictionary, I’m sure other editors can do the same)

curl -s https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.css | egrep '{' | egrep -o '.[a-z0-9:-]+' | sed 's/.//g' | sort -u > bootstrap4-dictionary