Usage patterns 虚きょ 弱じゃく な 〈 人ひと 〉 a physically frail person
虚きょ 弱じゃく な 体からだ a weak, frail body
To strengthen a frail body through exercise.
虚きょ 弱じゃく を 改かい 善ぜん する to improve one's frail constitution
To improve a frail constitution through dietary therapy.
Kanji 虚 void, emptiness, unpreparedness Related words· 6 病弱 stresses being sickly and prone to illness, while 虚弱 focuses on inherent lack of physical strength or constitution.
弱い is a general i-adjective for weakness in any sense (body, mind, taste, etc.), while 虚弱 is a more formal term specifically for constitutional physical frailty.
脆弱 describes something fragile or vulnerable (often structures, systems, or defenses), whereas 虚弱 is used specifically for a person's frail physical constitution.
虚弱 typically describes a person's frail physical constitution, while 弱体 can describe either a person's weak body or a weak organization/system.
Show 2 more Show fewer 虚弱 emphasizes physical weakness or delicacy of body, whereas 不健康 is a more general term for any unhealthy state, habit, or lifestyle.
虚弱 describes an inherently frail constitution, while 衰弱 describes a weakened state brought on by illness, exhaustion, or age.
Opposites 丈夫 means sturdy or healthy, the opposite of 虚弱 's meaning of being physically frail.
頑健 describes someone as robust and physically tough, contrasting with 虚弱 's sense of frailty.
虚弱 describes a weak, frail constitution, the direct opposite of the robust, sturdy build described by 強壮 .
Etymology Compound of 虚 (kyo, 'empty, void') and 弱 (jaku, 'weak'). The combination conveys a state of inherent weakness or deficiency in physical constitution.
Report an issue with this page
Copyright © 2026 Kotomora. All Rights Reserved.
