Synonyms of Toughen in English :
Antonyms of Toughen in English
Thesaurus of Toughen in English
Toughen
see definition of toughenHyponyms of toughen
Hypernyms of toughen
1. (verb) make tough or tougher
Synonyms of Toughen in English :
Antonyms of Toughen in English
Thesaurus of Toughen in English
1. (verb) make tough or tougher