口ずさむ くちずさむ to hum (a tune) N1 #15,012 Meanings godan verb, transitive to hum (a tune); to sing to oneself; to croon Its kanji 口 コウ、ク · くち mouth In sentences Furigana 歌うたを口くちずさみながら掃除そうじをする。 I hum a tune as I clean up. #11027818