3
vivify(verb, strength, stimulate, strengthen, refresh)
3
whet(verb, increase, raise, severe, boost)
2
set up(verb, expression, phrasal verb, support, increase)
2
soup up(verb, expression, phrasal verb, support, secure)
2
abet(verb, support, help, develop, promote)
2
affirm
2
amalgamate(verb, close, set, fix, develop)
2
animate(verb, raise, stimulate, excite, boost)
2
anneal(verb, support, close, set, fix)
2
arm(stimulate, excite, boost, strengthen, animate)
2
authenticate(substantiate, corroborate)
2
bake(verb, close, set, fix, settle)
2
better(verb, beat, raise, gain, deliver)
2
board(verb, supply)
2
broaden(verb, advance, increase, raise, rise)
2
burgeon(verb, increase, mount, soar)
2
cake(verb, close, set, fix, settle)
2
calcify(verb, close, set, fix, settle)
2
callous(verb, close, set, fix, settle)
2
cement(verb, close, set, fix, develop)
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APASmart Define. (2015). reinforce thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/reinforce/thesaurus/synonyms
ChicagoSmart Define. 2015. "reinforce thesaurus" https://smartdefine.org/reinforce/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, reinforce thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/reinforce/thesaurus/synonyms>.
MLASmart Define. "reinforce thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/reinforce/thesaurus/synonyms>