264 entries under strengthen topic. ×

2
maintain(verb, support, help, boost, sustain)
2
make stronger(verb, expression, idiom, support, powerful)
2
mass(verb, get, increase, develop, promote)
2
ossify(verb, close, set, fix, settle)
2
petrify(verb, close, set, fix, settle)
2
pillow(verb, support, help, boost, sustain)
2
precipitate(verb, close, set, fix, settle)
2
reanimate(verb, fix, raise, gain, deliver)
2
recover(verb, fix, raise, gain, deliver)
2
rejuvenate(verb, support, fix, increase, raise)
2
set(verb, close, fix, develop, secure)
2
settle(verb, close, set, fix, firm)
2
solidify(verb, close, set, fix, develop)
2
stand up for(verb, expression, idiom, phrasal verb, support)
2
starch(verb, close, set, fix, settle)
2
stroke(verb, support, augment, bolster)
2
tense(verb, harden, thicken, stabilize)
2
upgrade(verb, increase, develop, improve, expand)
2
vitalize(verb, stimulate, excite, boost)
1
bear up(verb, expression, support, hold, help)
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APASmart Define. (2015). reinforce thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/reinforce/thesaurus/synonyms
ChicagoSmart Define. 2015. "reinforce thesaurus" https://smartdefine.org/reinforce/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, reinforce thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/reinforce/thesaurus/synonyms>.
MLASmart Define. "reinforce thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/reinforce/thesaurus/synonyms>