in unison

異口同音、一斉に、口々に、一丸となって

in unison の類語

as one, in chorus, one and all, together, simultaneously, with one voice, unanimously, concurrently, back to back, all together, in step, hand in hand, tuned, collectively, jointly, according, with it, in tune, as one man, at once, in line, attuned, harmoniously, in keeping, mutually, in concert, in concert with, time, blended, at one time, harmonic, in harmony, just right, to a man, synchronized, harmonious, in sync, at the same time, with one accord, synchronous, hand in glove, in concord, in common, chiming, on all hands, on the beat, in agreement, in phase, in partnership, with one consent, concordant, at a clip, shoulder to shoulder, in harmony with, by consensus, in a chorus, consonant, all agreeing, in accord, assonant

in unison の言い換えを探すには

in unison（異口同音）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。