tsarism

Alternative spelling of リズム・アンド・ブルース (“rhythm and blues”)

biorhythm

(colloquial) current boyfriend

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

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

a sound, voice / the cry of an animal

sound / news; tidings; word