Vim What?Commands-
-

The - command in Vim

Motion

prev line bol

Move to the first non-blank character of the previous [count] lines.
Examples
Related plugin

andrewRadev/switch.vim — Press - to toggle values under cursor: true↔false, yes↔no, &&↔||, and more. Configurable per filetype.

Reference

Official Vim help for -

Learn every Vim command visually — right in your browser.

Add Vim What? to Chrome — Free

Also on Firefox.

Related motions