Synonyms of partner in English:

partner


See US English definition of partner

See UK English definition of partner

See Spanish definition of pareja

noun

1‘two former business partners’

SYNONYMS
colleague, associate, co-worker, fellow worker, co-partner, collaborator, ally, comrade, companion, teammate
confrère
British informal oppo
Australian, New Zealand informal offsider
archaic compeer
rare consociate

2‘his partner in crime’

SYNONYMS
accomplice, confederate, accessory, collaborator, fellow conspirator, right hand, right-hand man, right-hand woman, helper, abetter
North American cohort
informal sidekick

3‘are you worried about your relationship with your partner?’

SYNONYMS
spouse, husband, wife, mate, consort
lover, girlfriend, boyfriend, fiancé, fiancée, significant other, live-in lover, cohabitee, common-law husband, common-law wife, man, woman
inamorato, inamorata
informal other half, better half
archaic helpmate, helpmeet
informal, dated intended