屈強・倔強|くっきょうkukkyou[0]heiban (flat)
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Which spelling to use
屈強屈強 is the most common written form and the recommended choice for beginners. Use it when writing this word.
倔強倔強 is a rarely used written form, so beginners will seldom need to choose it. When writing the word, use 屈強 instead.
Definitions
- na-adjective, no-adjectiverobust; brawny; muscular; strong; sturdy
Conjugation
| Plain form | 屈強（くっきょう） |
|---|---|
| Polite (desu) | 屈強です（くっきょうです） |
| Negative (dewa nai) | 屈強ではない（くっきょうではない） |
| polite (dewa arimasen) | 屈強ではありません（くっきょうではありません） |
| Past (datta) | 屈強だった（くっきょうだった） |
| Past negative (dewa nakatta) | 屈強ではなかった（くっきょうではなかった） |
| Te form (de) | 屈強で（くっきょうで） |
| Adverbial (ni) | 屈強に（くっきょうに） |
| Conditional (nara) | 屈強なら（くっきょうなら） |
Common forms generated by rule; see the senses for honorific or irregular usage.
Synonyms & antonyms
- Synonym頑強がんきょうWrittenWritten word leaning toward tenacity of will — refusing to yield, as in 「頑強に抵抗する」 — though it can also describe a sturdy build.
- SynonymたくましいNeutralCommon everyday word for a sturdy build or vigorous vitality; broader in use than 「屈強」.
- Synonym強靭きょうじんWrittenWritten word for supple toughness and endurance, as in 「強靭な精神」; it stresses resilience rather than a brawny physique.
- Synonym強壮きょうそうWrittenWritten word stressing a strong, healthy body, as in 「強壮剤」 (a tonic).
- SynonymタフCasualColloquial loanword for toughness that endures physical and mental strain; about stamina under stress, not a muscular build.
- Synonym剛健ごうけんWrittenWritten word for vigorous strength of body and mind, as in 「質実剛健」.
- Synonym頑健がんけんWrittenRare written word for a sturdy, healthy constitution; close to 「屈強」 in meaning but far less common.
- Related強力きょうりょくNeutralNeutral word for sheer power or strength, usable for things as in 「強力な武器」; about force, not physique.
- Related力強いちからづよいNeutralStresses being full of force or vigor, and can also mean reassuring or encouraging; 「屈強」 is specifically about a robust, powerful build.
- Related頑丈がんじょうNeutralCovers sturdiness of both bodies and objects — a solid build or a well-made, durable thing; less about muscular presence.
- Related丈夫じょうぶNeutralThe most common everyday choice: healthy and sturdy for people, durable for objects; everyday health more than muscularity.
- RelatedパワフルCasualColloquial loanword for powerful, energetic vigor; suggests boundless energy rather than a strong physique.
- RelatedごついCasualColloquial for big, rough hands or a rugged face; carries a coarse, unsophisticated flavor that 「屈強」 lacks.
- Related精強せいきょうWrittenRare written word for elite, formidable strength, typically of troops or a team rather than an individual's build.
- Related魁偉かいいWrittenRare written word for an imposing, commanding physique or face — large and impressive rather than merely strong.
Use 「屈強」 for a powerfully built, robust body, mostly of men: 「屈強な若者」「屈強な男たち」. For everyday sturdiness pick 「逞しい」; for solid bodies or durable objects 「頑丈」 or 「丈夫」; for tenacity of will 「頑強」. 「強靭」 stresses resilience, 「ごつい」 and 「タフ」 are colloquial, 「強力」「力強い」「パワフル」 are about power, and 「強壮」「剛健」「頑健」「精強」「魁偉」 are written or rare.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese definitions
Kanji in this word
English equivalents
See also
