workmate (noun) colleague: associate, fellow worker
Sinonime: aide,
ally,
assistant,
auxiliary,
buddy,
chum, co-worker, coadjutor,
cohort,
collaborator,
companion,
compatriot, compeer,
comrade, confederate, confrere, crony,
friend,
helper,
pal,
partner, teammate, workmate
Antonime: antagonist, detractor,
enemy,
opponent, opposer