107 entries under boost topic. ×

1
goad(verb, encourage, excite, prepare)
1
heat up(verb, expression, increase, raise, severe)
1
heighten(verb, increase, raise, severe)
1
help(verb, encourage, comfort, strengthen)
1
incite(verb, encourage, excite, prepare)
1
increase(verb, raise, severe, aggravate)
1
instigate(verb, encourage, excite, prepare)
1
intensate(verb, increase, raise, severe)
1
let the sun shine in(verb, expression, idiom, encourage)
1
magnify(verb, increase, raise, severe)
1
point(verb, increase, raise, severe)
1
pour it on(verb, expression, idiom, increase, raise)
1
praise(verb, encourage, excite, prepare)
1
prick(verb, encourage, excite, prepare)
1
prop up(verb, expression, encourage, excite, prepare)
1
psych up(verb, expression, encourage, excite, prepare)
1
push(noun, verb, encourage, excite, prepare)
1
put on cloud nine(verb, expression, idiom, encourage)
1
put on top of the world(verb, expression, idiom, encourage)
1
reassure(verb, encourage, excite, prepare)
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APASmart Define. (2015). brighten thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/brighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "brighten thesaurus" https://smartdefine.org/brighten/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, brighten thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/brighten/thesaurus/synonyms>.
MLASmart Define. "brighten thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/brighten/thesaurus/synonyms>