ROGET THESAURUS
coefficiency
Accompaniment
N
accompaniment, adjunct, context, appendage, appurtenance, coexistence, concomitance, company, association, companionship, partnership, copartnership,
coefficiency, concomitant, accessory, coefficient, companion, buddy, attendant, fellow, associate, friend, colleague, consort, spouse, mate, partner, co-partner, satellite, hanger on, fellow-traveller, shadow, escort, cortege, attribute, accompanying, concomitant, fellow, twin, joint, associated with, coupled with, accessory, attendant, obbligato, with, withal, together with, along with, in company with, hand in hand, side by side, cheek by jowl, cheek by jole, arm in arm, therewith, herewith, and, together, in a body, collectively, noscitur a sociis, virtutis fortuna comes.
Cooperation
N
cooperation, coadjuvancy, coadjutancy, coagency,
coefficiency, concert, concurrence, complicity, participation, union, additivity, combination, collusion, association, alliance, colleagueship, joint stock, copartnership, cartel, confederation, coalition, fusion, a long pull a strong pull and a pull all together, logrolling, freemasonry, unanimity, esprit de corps, party spirit, clanship, partisanship, concord, synergy, coaction, cooperating, in cooperation, in league, coadjuvant, coadjutant, dyed in the wool, cooperative, additive, participative, coactive, synergetic, synergistic, favorable to, unopposed, as one, shoulder to shoulder, synergistically, cooperatively, due teste valgono piu che una sola.