worker

noun

1.
a person who works at a specific occupation
live-ware
Antonym:
nonworker
Derived from:
work
2.
a member of the working class (not necessarily employed)
prole proletarian
3.
sterile member of a colony of social insects that forages for food and cares for the larvae
Derived from:
work
4.
a person who acts and gets things done
deeder deedfrom actor doer
Derived from:
work