Vim What?Commandse
e

The e command in Vim

Motion

end word

Move forward to the end of the current (or next) word [count] times. Does not stop on empty lines.
Examples
Related plugin

bkad/CamelCaseMotion — Adds e to move to the end of a subword within CamelCase and snake_case identifiers.

Reference

Official Vim help for e

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Related motions