“Lack of ability” in Japanese
Short answer
Lack of ability in Japanese is “非才” (hisai). Full meaning: lack of ability, incompetence, incapacity.
Other ways to say “Lack of ability” in Japanese
力不足
chikarabusoku lack of ability, inadequacy, (being) out of one's depth
浅才
sensai incompetence, lack of ability
菲才
hisai lack of ability, incompetence, incapacity
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