くちばや 口早 LinksSentence search for 口早Sentence search for くちばやSentence search for 口速Kanji details for 口 and 早Edit in JMdict Na-adjective (keiyodoshi), Noun1. fast (talking); rapid; quick-tonguedusu. adverbially as 〜にOther forms口速 【くちばや】Notes口速: Rarely-used kanji form. Discussions Log in to talk about this word.