THESAURUS
combining
accompanying, accordant, agreeing, associate, associated, associative, at one with, blending, coacting, coactive, coadunate, coalescent, coalescing, coincident, collaborative, collective, collusive, combinative, combinatory, combined, concerted, concomitant, concordant, concurrent, concurring, conjoint, conjunctival, conjunctive, connecting, connectional, connective, consilient, conspiratorial, cooperant, cooperative, coordinate, corporational, coworking, federal, federative, fusing, harmonious, incorporating, incorporative, joint, meeting, merging, parasitic, saprophytic, symbiotic, synchronous, synergetic, synergic, synergistic, unific, unifying, united, uniting