強まる|つよまるtsuyomaru[3]nakadaka (mid-high)

JLPT N1approx.Common
Definitions
  1. godan verb, intransitive verbto get strong; to gain strength
    その言葉ことばで彼かれに対たいする疑惑ぎわくはさらに強つよまった。↗
    The words confirmed him in his suspicions.
Conjugation
Dictionary form強まる(つよまる)
Polite (masu)強まります(つよまります)
Negative (nai)強まらない(つよまらない)
polite (masen)強まりません(つよまりません)
classical zu / nu強まらず・強まらぬ(つよまらず・つよまらぬ)
Past (ta)強まった(つよまった)
polite (mashita)強まりました(つよまりました)
Past negative (nakatta)強まらなかった(つよまらなかった)
polite (masen deshita)強まりませんでした(つよまりませんでした)
Te form強まって(つよまって)
Potential強まれる(つよまれる)
Passive強まられる(つよまられる)
Causative強まらせる(つよまらせる)
Causative passive強まらせられる・強まらされる(つよまらせられる・つよまらされる)
Conditional (ba)強まれば(つよまれば)
tara強まったら(つよまったら)
Volitional強まろう(つよまろう)
polite (mashou)強まりましょう(つよまりましょう)
Imperative強まれ(つよまれ)

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

Transitive / intransitive pair
intransitive強まるつよまる⇄transitive強めるつよめる
雨足あまあしが強つよまる
強まる describes a condition or phenomenon growing stronger on its own (as in 雨足が強まる), while 強める focuses on an agent intentionally increasing the force or intensity of something (as in 彼が語気を強める).

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

Synonyms & antonyms
  • Related深まるふかまるNeutralMeans to deepen, as in 「理解が深まる」 or 「秋が深まる」; it stresses degree getting deeper, while 「強まる」 stresses strength or intensity building up.
  • Related深化しんかWrittenWritten/formal; a noun for deepening, as in 「関係の深化」; leans abstract.
  • Related高じるこうじるWrittenWritten/formal: an illness or fondness grows more intense, as in 「趣味が高じて」; it suggests something has developed too far.
  • Related高ずるこうずるWrittenWritten/formal; an older, literary form of 「高じる」 with the same meaning.
  • Antonym弱まるよわまるNeutralMeans to weaken or abate — the direct opposite of 「強まる」, as in 「風が弱まる」.
  • Antonym衰えるおとろえるNeutralMeans to decline or fade; the opposite of 「強まる」, which is about strength building up.

Use 「強まる」 for wind, rain, influence, or criticism gradually building, as in 「風が強まる」 and 「批判が強まる」. For the transitive, say 「強める」; for deepening, 「深まる」; for intensifying past a point, 「高じる」; the opposite is 「弱まる」.

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

Japanese definitions
  1. 勢力せいりょくや程度ていどなどが次第しだいに増ましていく。また、強つよくなる。
Kanji in this word
See also

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

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