Usage patterns 〈 人ひと 〉 は 軟なん 弱じゃく だ someone is weak-willed/spineless
He's called spineless because he changes his opinion so easily.
軟なん 弱じゃく な 態たい 度ど をとる to take a weak-kneed/timid stance
If you take a weak-kneed stance in negotiations, the other side will see through it.
軟なん 弱じゃく になる to become weak/soft (in resolve or character)
It's said that growing up without strict training makes a person weak-willed.
Related words 弱い is the general, everyday adjective for 'weak', while 軟弱 is more formal and often implies a lack of firmness or resolve, especially in abstract contexts.
脆弱 emphasizes fragility and vulnerability, often used for systems or structures, while 軟弱 focuses more on softness and a lack of resolve.
弱腰 describes a specifically cowardly or timid stance in negotiations or confrontation, while 軟弱 is broader and can describe overall physical or mental weakness.
ひ弱 usually points to physical frailty or delicate health, whereas 軟弱 more often criticizes a lack of mental toughness or resolve.
Word family coward; wimp; weak-willed person
soft ground; weak ground
weak foreign policy; weak-kneed diplomacy
soft line; weak-hearted approach; easier route
Etymology Compound of 軟 (nan, 'soft') and 弱 (jaku, 'weak'). The combination conveys the idea of being soft and weak, both physically and metaphorically.
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