206 entries under strengthen topic. ×

1
shore up(verb, expression, support, help, increase)
1
side with(verb, expression, support, hold, help)
1
solace(verb, support, develop, encourage, favor)
1
sponsor(verb, support, help, present, promote)
1
stake(verb, support, encourage, favor, uphold)
1
stand behind(verb, expression, support, hold, help)
1
stay(verb, support, hold, help, establish)
1
steel(verb, encourage, excite, prepare, cheer)
1
stick by(verb, expression, support, hold, help)
1
stiffen(verb, support, increase, sustain, uphold)
1
stir(verb, encourage, excite, prepare, cheer)
1
subsidize(verb, support, help, advance, develop)
1
sway(verb, press, promote, encourage, push)
1
tone up(verb, expression, increase, raise, severe)
1
toughen(verb, support, increase, sustain, uphold)
1
turn on(verb, expression, excite, animate)
1
underline(verb, support, increase, sustain, uphold)
1
underwrite(verb, support, take, praise, encourage)
1
warm(verb, encourage, lift)
1
whet(verb, increase, raise, severe, aggravate)
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APASmart Define. (2015). boost thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/boost/thesaurus/synonyms
ChicagoSmart Define. 2015. "boost thesaurus" https://smartdefine.org/boost/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, boost thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/boost/thesaurus/synonyms>.
MLASmart Define. "boost thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/boost/thesaurus/synonyms>