copartner

copartner n. one who is a member of a partnership. The prefix "co" is a redundancy, since a partner is a member of partnership. The same is true of the term "copartnership." (See: partner, partnership)

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copartner (Business associate), noun adjuvant, auxiliary, coadjutant, cohelper, collaborator, colleague, comate, companion, compeer, confrère, consort, cooperator, coworker, fellow, fellow worker, helper, mate, partner, peer, personnel, sharer

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copartner (Coconspirator), noun abettor, accessory, accessory after the fact, accessory before the fact, accomplice, accomplice in crime, adjunct, adjutant, adjuvant, aid, aide-de-camp, aider and abettor, associate, attendant, camarade, coadjutant, coadjutor, coadjutress, cohort, collaborator, colluder, comate, companion, comrade, confederate, confrère, consociate, conspirer, cooperator, copartner in crime, helper, helpmate, intrigant, intriguer, machinator, particeps criminis, partner in crime, socius criminis, supporter
Associated concepts: joint adventure, joint enterprise, tenant in copartnership

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See also: accessory, assistant, associate, coactor, consociate, consort, contributor, member, participant, partisan, partner

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COPARTNER. One who is a partner with one or more other persons; a member of a partnership.