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toughen
Synonyms and Antonyms of toughen
1
to increase the ability of (as a muscle) to exert physical force
2
to make able to withstand physical hardship, strain, or exposure
3
to make more harsh, uncompromising, or severe
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See words that rhyme with toughen Dictionary: Definition of toughen Spanish Central: Translation of toughen Nglish: Translation of toughen for Spanish speakers
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