Add= Create a capability e.g. feature, test, dependency.Cut= Remove a capability e.g. feature, test, dependency.Fix= Fix an issue e.g. bug, typo, accident, misstatement.Bump= Increase the version of something e.g. dependency.Make= Change the build process, or tooling, or infra.Start= Begin doing something; e.g. create a feature flag.Stop= End doing something; e.g. remove a feature flag.Refactor= A code change that MUST be just a refactoring.Reformat= Refactor of formatting, e.g. omit whitespace.Optimize= Refactor of performance, e.g. speed up code.Document= Refactor of documentation, e.g. help files.
Taken from a Hacker News post by navinsylvester on 2019-10-19.