Synonyms|270Antonyms|105|Broader|3Narrower|13Related|183

78 entries under reinforce topic. ×

1
stand up for(verb, expression, idiom, support, increase)
1
step up(verb, expression, support, increase, establish)
1
stroke(verb, support, increase, boost, sustain)
1
substantiate(verb, support, increase, establish, extend)
1
supplement(verb, support, increase, boost, sustain)
1
tone up(verb, expression, support, increase, establish)
1
underline(verb, support, increase, boost, sustain)
1
wax(verb, support, increase, establish, extend)
0
bulwark(verb, support, strengthen)
0
charge up(verb, expression, support, strengthen)
0
embattle(verb, support, strengthen)
0
entrench(verb, support, strengthen)
0
establish(verb, support, increase, extend, powerful)
0
garrison(verb, support, strengthen)
0
hold up(verb, expression, support, sustain, uphold)
0
protect(verb, support, strengthen)
0
ready(verb, support, encourage, restore, uphold)
0
secure(verb, support, strengthen, constrict)
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APASmart Define. (2015). toughen thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/toughen/thesaurus/synonyms
ChicagoSmart Define. 2015. "toughen thesaurus" https://smartdefine.org/toughen/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, toughen thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/toughen/thesaurus/synonyms>.
MLASmart Define. "toughen thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/toughen/thesaurus/synonyms>