Synonyms and related words :
Bolshevik, Bolshie, Greek, Red, ace, adjunct, affiliate, ally, amigo, associate, auxiliary, bedfellow, bedmate, belonger, bosom buddy, brother, brother-in-arms, buddy, bunkie, bunkmate, butty, camarade, card-carrier, card-carrying member, cardholder, chamberfellow, charter member, chum, classmate, clubber, clubman, clubwoman, coadjutor, cohort, colleague, comate, commie, committeeman, companion, company, compatriot, compeer, confederate, confrere, consociate, consort, conventioneer, conventioner, conventionist, copartner, crony, dues-paying member, enlistee, enrollee, fellow, fellow member, fellow student, fraternity man, friend, girl friend, gossip, guildsman, honorary member, initiate, insider, joiner, life member, mate, member, messmate, old crony, one of us, pal, pard, pardner, partner, playfellow, playmate, pledge, roommate, running mate, schoolfellow, schoolmate, shipmate, side partner, sidekick, sister, socius, sorority girl, sorority woman, teammate, workfellow, yokefellow, yokemate,