Last Updated:2025/11/20

(transitive) To make tough. / (intransitive) To become tough.

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toughen

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Source Word

toughen

IPA(Pronunciation)
Verb
transitive intransitive
Japanese Meaning
(他動詞)~を硬くする、強靭にする、しなやかさや耐久性を向上させる。 / (自動詞)硬くなる、強くなる、または成長に伴って耐久性が向上する。
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present singular third-person

participle present

participle past

past

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