こえころ 声を殺す Show inflections LinksSentence search for 声を殺すSentence search for こえをころすKanji details for 声 and 殺Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'su' ending1. to muffle one's voice; to speak (or sob, etc.) quietly Discussions Log in to talk about this word.