copartner

n partner or associate in a business （企业的）合伙人.

coolie, cooling, cooling tower, cooling-off, coolly, coolness, coon, coop, cooper, cooperate, cooperation, cooperative, coordinate, coordination, coordinator, coorperation, coot, cop, cop-out, copain, copartnership, cope, cope with, copeck (also kopeck), Copernican, copier, coping, coping-stone, copious, copiously, copper, copper beech, copper-bottomed, copperhead, copperplate, coppice, copra, copse, Copt, Coptic,