Synonyms of partner in English:

partner


See definition of partner

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, consort, helpmate, helpmeet
lover, girlfriend, boyfriend, fiancé, fiancée, significant other, live-in lover, cohabitee, common-law husband, common-law wife, man, woman, mate
inamorato, inamorata
querida
informal hubby, old man, old lady, old woman, missus, missis, better half, other half, WAGs, wives and girlfriends, POSSLQ, person of the opposite sex sharing living quarters
British informal dutch, her indoors, boyf, girlf
British rhyming slang trouble and strife
dated beau, young man, lady
informal, dated intended