| concurrently(together, closely, jointly, collectively, accordingly) |
| conjointly(together, combined, closely, jointly, collectively) |
| en masse(expression, together, closely, jointly, collectively) |
| hand in glove(expression, together, closely, jointly, collectively) |
| in company with(expression, idiom, preposition, together, collectively) |
| in concert(expression, together, closely, jointly, collectively) |
| in unison(expression, together, jointly, collectively, accordingly) |
| jointly(together, closely, collectively, harmoniously, mutually) |
| shoulder to shoulder(expression, adjective, idiom, adverb, close) |
| simultaneously(together, also, besides, too, jointly) |
| synchronically(together, combined, closely, jointly, collectively) |
| unitedly(together, closely, jointly, collectively, accordingly) |
| abreast of(expression, adverb, near, round, opposite) |
| accompanying |
| accordingly(together, jointly, collectively, harmoniously) |
| adjacent to(expression, adverb, near, round, opposite) |
| adjoining(adjective, adverb, near, round, opposite) |
| against |
| agreeably(together, jointly, collectively, accordingly, harmoniously) |
| alike(together, jointly, collectively, accordingly, harmoniously) |