| in sync(expression, contemporary, closely, jointly, collectively) |
| all at once |
| all together(expression, combined, closely, jointly, collectively) |
| as one(expression, jointly, collectively, unitedly, mutually) |
| at one fell swoop(expression, idiom, combined, closely, jointly) |
| at the same time(expression, idiom, similar, contemporary, congruent) |
| closely(combined, jointly, collectively, commonly, mutually) |
| coincidentally(combined, closely, jointly, collectively, unitedly) |
| collectively(closely, jointly, unitedly, mutually, inseparably) |
| combined(closely, jointly, collectively, unitedly, mutually) |
| commonly(closely, jointly, collectively, mutually) |
| concertedly(closely, jointly, collectively, commonly, unitedly) |
| concomitantly(combined, closely, jointly, collectively, unitedly) |
| concurrent |
| concurrently(closely, jointly, collectively, mutually) |
| conjointly(combined, closely, jointly, collectively, unitedly) |
| contemporaneously(combined, closely, jointly, collectively, commonly) |
| en masse(expression, closely, jointly, collectively, mutually) |
| hand in glove(expression, idiom, combined, closely, jointly) |
| hand in hand(expression, idiom, combined, closely, jointly) |