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Meaning of toughen up | Babel Free

Verb CEFR B2

Definitions

To make or become mentally tougher.

ambitransitive, idiomatic

Equivalents

Čeština vzmužit

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

toughened toughened up toughening toughening up toughens toughens up