all at once, all together, as one, at once, au pair, by turns, collectively, commonly, communally, concurrently, conjointly, corporately, each to each, en masse, ensemble, entre nous, even, exchangeably, in a body, in agreement, in association, in common, in company, in concord, in conjunction, in exchange, in partnership, in return, in turn, in unison, inharmony, inter se, jointly, reciprocally, respectively, together, turn about, unitedly