丈夫|じょうぶjoubu[0]heiban (flat)

1. na-adjectivehealthy; robust; strong; solid; durablesometimes じょうふ
   彼かれは丈夫じょうぶだったそうです。↗

   He is said to have been strong.

• Synonym健康けんこうNeutralBeing free of illness in body and mind; common in daily and medical contexts, as in 「健康な生活」. 「丈夫」 stresses a sturdy constitution that resists illness.
• Synonym健全けんぜんWrittenSound in body and mind, or of an organization working properly, as in 「健全な財政」; leans toward written prose.
• Synonym元気げんきCasualIn good spirits and full of energy — about one's current state. 「丈夫」 focuses on a sturdy constitution.
• SynonymたくましいNeutralOf a burly physique or a strong, resolute spirit, as in 「逞しい腕」 or 「逞しく生きる」.
• Synonym達者たっしゃNeutralHale and hearty — usually said of elderly people; it can also mean being skilled or adept at something.
• Synonym頑丈がんじょうNeutralSolidly built — of objects or the body, as in 「頑丈な箱」; stresses firmness more strongly than 「丈夫」.
• Synonym健やかすこやかWrittenHealthy in body and mind, carrying a warm, blessing tone, as in 「健やかに育つ」 or 「健やかな老後」; more written in tone than 「丈夫」.
• Synonym剛健ごうけんWrittenStrong and vigorous in body and spirit, often seen in 「質実剛健」; stresses spirit and character, while 「丈夫」 stresses physical sturdiness.
• Synonym壮健そうけんWrittenWritten word for robust health and vigor, seen in letters and formal addresses; in everyday speech say 「元気」 or 「丈夫」.
• Synonym健勝けんしょうFormalFormal letter-writing term for the recipient's good health, as in 「ご健勝をお祈りします」.
• Synonym頑健がんけんWrittenOf a very strong, robust physique, as in 「頑健な体」; leans toward written prose.
• Synonym強健きょうけんWrittenOf a strong, robust constitution; written in flavor. 「丈夫」 is more everyday and can also describe sturdy objects.
• Related屈強くっきょうWrittenBrawny and powerfully built, mostly describing men, as in 「屈強な男たち」.
• RelatedごついCasualColloquial: big, rough and solid but coarse or unrefined, as in 「ごつい手」.
• Antonym弱いよわいNeutralThe direct opposite of 「丈夫」: a frail body or an object that is not sturdy.
• AntonymもろいNeutralContrasts with the sturdiness sense of 「丈夫」: brittle, easily broken or damaged.

Use 「丈夫」 by default for a sturdy body or durable things. For being free of illness say 「健康」; for firmness 「頑丈」; for a strong physique 「逞しい」 or 「屈強」; in letter greetings 「ご健勝」. The opposite is 「弱い」.

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

1. 身体しんたい壮健そうけんである。病気びょうきや怪我けががなく、すこやかである。
2. しっかりとしていて強つよい。傷付きずつかない。壊こわれにくい。