toughen synonyms and toughen related words

Synonyms -> toughen synonyms

List of toughen synonyms and toughen related words.

acclimate, acclimatize, anneal, be tough, beef up, brace, brace up, buttress, calcify, callous, case harden, confirm, cornify, develop, endure, firm, fortify, fossilize, gird, hang tough, harden, indurate, invigorate, lapidify, lithify, nerve, ossify, petrify, prop, refresh, reinforce, reinvigorate, restrengthen, season, shore up, steel, stiffen, strengthen, support, sustain, temper, undergird, vitrify