160 entries under support topic. ×

1
set up(verb, expression, increase, establish)
1
sign(noun, verb, back, approve)
1
sign for(verb, expression, maintain, back)
1
sign off on(expression, idiom, back, sign)
1
sinew(verb, increase, establish, extend)
1
size up(verb, expression, back, confirm)
1
sponsor(verb, maintain, back, declare)
1
stand up for(verb, expression, idiom, state)
1
steel(verb, increase, establish, extend)
1
step up(verb, expression, increase, establish)
1
swear to(verb, expression, state, maintain)
1
swear up and down(verb, expression, idiom, state)
1
temper(verb, increase, establish, extend)
1
thumbs up(expression, back, sign, uphold)
1
tone up(verb, expression, increase, establish)
1
toughen(verb, increase, establish, extend)
1
vow(verb, maintain, back, declare)
1
wax(verb, increase, establish, extend)
0
abide by(verb, expression, match, tally)
0
accord(verb, match, tally, coincide)
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APASmart Define. (2015). corroborate thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/corroborate/thesaurus/synonyms
ChicagoSmart Define. 2015. "corroborate thesaurus" https://smartdefine.org/corroborate/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, corroborate thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/corroborate/thesaurus/synonyms>.
MLASmart Define. "corroborate thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/corroborate/thesaurus/synonyms>