My collection of System Preferences → Keyboard → Text automatic replacements. Because using the character picker is a pain in the rump. Yes, the :code: one is multi-line.

1-modern-emoji

-_-	😑
;^P	🤪
;P	😜
:'(	😢
:(	🙁
:)	🙂
:/	😕
:^P	🤪
:|	😐
:3	😽
:D	😀
:dance:	💃
:hmm:	🤔
:lettuce:	🥬
:o	🤭
:O	🙀
:P	😛
:ssh:	🤫
':|	🤨
(:	🙃
*<:oD	🤡
/!\	⚠️
^_^	😄
^_^;	😅
<3	❤️
>_<	😖
T_T	😭
XD	😆
XP	😝

2-classic-emoji

:cry:	ಥ_ಥ
:disapprove:	ಠ_ಠ
:flip:	(ノಠ益ಠ)ノ彡┻━┻
:lenny:	( ͡° ͜ʖ ͡°)
:no:	ಠ_ಠ
:rage:	ಠ益ಠ
:seriously:	ಥ_ಥ
:shrug:	¯\_(ツ)_/¯

# On a macOS keyboard, I do not need a shortcut to type: ¬_¬
# ⌥L_⌥L (Option+L = ¬, as Option+Semicolon = … — open up the keyboard viewer to see many others.)

3-words-are-hard

behaviour	behavior
defualt	default
endeavour	endeavor
gaurenteed	guaranteed
herirarchy	hierarchy
nessicarily	necessarily
nessicary	necessary
omw	On my way!
unnessicairly	unnecessarily
unnessicarily	unnecessarily
unnessicary	unnecessary
unpronoucible	unpronounceable

4-symbology

->	→
:\n:	↩︎
:alt:	⌥
:bs:	⌫
:caps:	⇪
:cmd:	⌘
:command:	⌘
:ctrl:	⌃
:del:	⌦
:div:	÷
:eject:	⏏
:esc:	⎋
:mul:	×
:option:	⌥
:shift:	⇧
:space:	␣
:tab:	⇥
<-	←
<->	↔︎
<=	⬅︎
>>	➤

5-shortcuts

:9000	^ +9001 (that's over nine thousand)
:code-o:	<details open><summary><code></code></summary><pre></pre></details>
:g:	https://duckduckgo.com/?q=
:goog:	http://lmgtfy.com/?q=
:code:	<details open><summary><code></code></summary>

```

```
</details>

6-redaction

:fuck	████
:fucking	████ing
:redact:	██████