彼は内心の苛立ちを隠し切れなかった。
He could not hide his inner irritation.
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Handwriting
Example sentences
He pretended to be calm, but inside he was panicking.
彼女は外巧内嫉な性格で、ライバルの成功を表面上は祝福しながら内心では激しく嫉妬していた。
She has an 'outwardly polite but inwardly jealous' personality, blessing her rival's success on the surface while being intensely jealous inside.
Usage Notes
Refers to one's true feelings or thoughts that are kept hidden from others.
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