呟く

• Reading: つぶやく
• Romaji: tsubuyaku
• Kanji breakdown: 呟 (gen/tsubuyaku) — murmur, mutter
• Pronunciation: /tsɯ.bɯ.ja.kɯ/

Meaning

To mutter; to murmur; to grumble. To speak in a low voice, often to oneself.

A Group 1 (godan) verb used for quiet, half-voiced speech — muttering complaints, murmuring thoughts, or talking to oneself. Can be both transitive and intransitive. Conveys that the speaker is not directing their words at anyone in particular, or is speaking without intending to be fully heard.

Examples

1. 彼は不満そうに何か呟いていた。 He was muttering something under his breath, looking displeased.
2. 疲れたと呟きながら、ソファに倒れ込んだ。 Mumbling that he was tired, he collapsed onto the couch.
3. 小さな声で呟いたので、誰にも聞こえなかった。 He whispered so quietly that no one heard him.

Usage Guide

Context: narrative, daily life, fiction

Tone: subdued

Origin & History

From the kanji 呟 combining 口 (mouth) and 玄 (dark, mysterious), suggesting words that emerge from the mouth indistinctly, as if from darkness. An onomatopoeic origin has also been suggested.

Cultural Context

Era: Classical

Generation: All ages

Social background: Universal