coopération, n.f., concurrence, co-operation.
coopérer, v.n., to co-operate, to concur.
cooptation, n.f., co-optation.
coopter, v.a., to co-optate.
coordination, n.f., arrangement, disposition, co-ordination.
coordonnée, n.f., (geom.) co-ordinate.
coordonner, v.a., to co-ordinate; to arrange, to dispose.
copahu, n.m., copaiba, copaiva.
copaïer or copayer, n.m., copaiba tree.