sound / timbre / Short for 音楽 (ongaku): music / speech (phonetics) / Short for 字音 (jion): Chinese-derived reading of a kanji / news, tidings

sound / Short for 音読み (on'yomi): the Chinese-derived reading of a kanji / (by extension) reading of a Chinese character outside the Japanese language; rime / Short for 音楽 (ongaku): music

something that has gone unused

employee / servant

user; consumer / employer

reuse

(dated, electronics) operational amplifier

an unused item

(dated) good news

(audio) clipping