無口|むくちmukuchi[1]atamadaka (head-high)

JLPT N1approx.Common
Definitions
  1. na-adjective, no-adjectivetaciturn; reticent; quiet; silent; untalkative
    大おおきくて、のろくて、無口むくちでした。↗
    He was big and slow and silent.
Conjugation
Plain form無口(むくち)
Polite (desu)無口です(むくちです)
Negative (dewa nai)無口ではない(むくちではない)
polite (dewa arimasen)無口ではありません(むくちではありません)
Past (datta)無口だった(むくちだった)
Past negative (dewa nakatta)無口ではなかった(むくちではなかった)
Te form (de)無口で(むくちで)
Adverbial (ni)無口に(むくちに)
Conditional (nara)無口なら(むくちなら)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym寡黙かもくWrittenWritten/formal prose for taciturnity with a dignified, steady feel, as in 「寡黙な職人」; 「無口」 is the more colloquial choice.
  • Related寡言かげんWrittenWritten/formal prose for few words, now somewhat old-fashioned; 「無口」 is the more colloquial word for a personality that does not talk much.
  • Related無口さNeutralA noun for the degree to which someone does not talk; 「無口」 itself is a na-adjective.
  • Antonym多弁たべんWrittenWritten/formal prose for talkativeness, using many words; the opposite of 「無口」 in how much someone speaks.
  • AntonymおしゃべりNeutralNeutral word for being chatty or a chatterbox; the opposite of 「無口」 in how much someone speaks.

Use 「無口」 for a personality that does not talk much. For taciturnity with a dignified feel, choose 「寡黙」; in written prose, 「寡言」. The antonyms 「お喋り」 and 「多弁」 describe someone talkative.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. 口数くちかずが少すくないこと。あまり喋しゃべらないこと。またそのさま。
Kanji in this word
English equivalents
See also

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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