158 entries under boost topic. ×

8
vitalize(verb, stimulate, excite, strengthen)
7
embolden(verb, encourage, excite, prepare)
7
restore(verb, support, increase, encourage, raise)
6
animate(verb, encourage, raise, stimulate, excite)
6
rally(verb, encourage, raise, stimulate, excite)
6
rouse(verb, encourage, raise, stimulate, excite)
6
stir(verb, encourage, raise, stimulate, excite)
5
augment(verb, support, help, advance, increase)
5
buoy(verb, support, encourage, excite, prepare)
5
develop(verb, form, support, make, place)
5
inspire(verb, encourage, excite, prepare)
5
stimulate(verb, excite, strengthen, animate)
5
supplement(verb, support, help, advance, increase)
5
uphold(verb, support, hold, help, fix)
4
back(verb, support, keep, develop, maintain)
4
back up(verb, expression, phrasal verb, support, increase)
4
buck up(verb, expression, phrasal verb, encourage, raise)
4
inspirit(verb, encourage, raise, stimulate, excite)
4
punch up(verb, expression, phrasal verb, support, strong)
4
reassure(verb, support, develop, promote, encourage)
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APASmart Define. (2015). fortify thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fortify/thesaurus/synonyms
ChicagoSmart Define. 2015. "fortify thesaurus" https://smartdefine.org/fortify/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, fortify thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fortify/thesaurus/synonyms>.
MLASmart Define. "fortify thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/fortify/thesaurus/synonyms>