List of zsh bindkey commands

Where can I find a list of zsh commands that I can use with bindkey, with descriptions?

Each time that I look for name of some standard action (e.g., end-of-line), I need to google and guess that the command found is what I look for.

Related:

• Interpret zsh bindkey escaped sequences (SO)
• The Z-Shell Line Editor (doc)

Commands available for use in the line editor are referred to as widgets. The standard widgets are listed in the zshzle manpage in the STANDARD WIDGETS section. That manpage is also available from the zsh website