Synonyms and related words :
ace, amigo, associate, bedfellow, bedmate, benchfellow, birthmate, bosom buddy, buddy, bunkie, bunkmate, butty, camarade, chamberfellow, chum, classmate, clubmate, co-worker, colleague, comate, companion, company, compeer, comrade, confrere, consociate, consort, copartner, copemate, copesmate, couchmate, cradlemate, crony, cupmate, fellow, fellow student, fellow worker, general partner, girl friend, gossip, jailmate, mate, messmate, old crony, pal, pard, pardner, partner, pewmate, playfellow, playmate, roommate, schoolfellow, schoolmate, secret partner, shelfmate, shipmate, shopmate, side partner, sidekick, sidekicker, silent partner, sleeping partner, special partner, tablemate, tentmate, watchmate, waymate, workfellow, yokefellow, yokemate