やかましい・喧しいyakamashii[4]nakadaka (mid-high)

1. i-adjectivenoisy; loud; clamorous; boisterous
   ジョーはやかましい隣人りんじんと口くちをきく間柄あいだがらではなかった。↗

   Joe was not on speaking terms with his noisy neighbor.
2. i-adjectivemuch talked of; much-discussed; vexed
   大気たいき汚染おせんに対たいしての世論よろんがついにやかましくなった。↗

   Public feeling against air pollution has at last become vocal.
3. i-adjectivestrict; severe; stern
4. i-adjectiveparticular; fussy; fastidious; fault-finding; carping
   私の父ちちは食べ物たべものには大変たいへんやかましい。↗

   My father cares much about food.

   彼かれはその事ことにはあまりやかましくない。↗

   He is not very strict about it.

• Synonym騒々しいそうぞうしいNeutralRowdy and full of clamor; also describes turbulent, unsettled times. It stresses the din itself, while 「喧しい」 can also mean nagging or strict.
• Synonym騒がしいさわがしいNeutralCovers a wide range: loud, clamorous, or of troubled times. It describes noise broadly, while 「喧しい」 puts more weight on the speaker's annoyance at it.
• Synonym喧騒けんそうWrittenA noun for the din and bustle of crowds, as in 「都会の喧騒」; mostly depicts the atmosphere of a place rather than a single sound.
• SynonymけたたましいNeutralFor sounds that suddenly turn shrill and piercing, like alarms or loud laughter; stresses harshness and abruptness rather than general noisiness.
• Related耳障りみみざわりNeutralA noun for sounds that grate on the ear; stresses the listener's discomfort and can apply to unpleasant words, regardless of volume.
• RelatedかしましいWrittenA dated, literary word for voices or sounds so loud they grate; in everyday speech use 「うるさい」 or 「喧しい」 instead.
• Related口やかましいくちやかましいNeutralAbout a person who nags, nitpicks, or gossips; the emphasis is on much talking, not on noise, so it never describes loud sounds.
• Related物騒がしいものさわがしいWrittenA written, less common word for somewhat noisy or faintly unsettled scenes; carries a vague sense of disturbance.
• Antonym静かだNeutralThe everyday antonym: quiet and free of noise, the common word for the opposite of 「喧しい」.
• Antonym閑かだWrittenA literary variant of 「静かだ」 with an elegant, tranquil nuance; the written counterpart to noisy 「喧しい」.

Use 「喧しい」 for noise that annoys you or for nagging strictness, as in 「時間に喧しい」. For plain din pick 「騒がしい」, for piercing sounds 「けたたましい」, and for a nagging person 「口やかましい」.

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

1. 不快ふかいなほど騒さわがしい。五月蝿うるさい。[1678年ねん～]
2. 煩わずらわしい。[1711年ねん～]
3. 小言こごとが多おおい。[1711年ねん～]
4. 厳きびしい。[1809-13年ねん～]
5. 形式的けいしきてきな。[1871-72年ねん～]
6. 好このみがむずかしい。
7. 世間せけんで大おおいに話題わだいとなる。[1889年ねん～]
8. 言葉遊ことばあそびなどで上手うまいことを言いわれ、辟易へきえきする。