裏うら声ごえうらごえFreq.FrequencyTop 50,000Meanings1nounfalsettoA singing or speaking voice produced in a high register, often used for effect or to reach high notes.彼かれは裏うら声ごえで高こう音おんを出だした。He hit the high notes in falsetto.裏うら声ごえを使つかうと、声こえが裏うら返がえる感かんじがする。When I use falsetto, my voice feels like it's cracking.