Synonyms|819Antonyms|102|Broader|18Narrower|6Related|322

106 entries under support topic. ×

9
evince(verb, state, make, mean)
8
bear out(verb, expression, phrasal verb, show)
8
sign(noun, verb, make, show)
7
approve(verb, state, praise, favor)
7
back(verb, hold, show, maintain)
7
sustain(verb, show, determine, praise)
7
uphold(verb, state, show, press)
7
vouch for(verb, expression, phrasal verb, show)
6
maintain(verb, state, hold, press)
5
establish(verb, state, show, present)
4
stand behind(expression, maintain, praise, secure)
3
accredit(verb, state, praise, favor)
3
assert under oath(expression, idiom, guarantee)
3
back up(verb, expression, praise, approve)
3
circumstantiate(verb, back, sign, uphold)
3
ensure(verb, maintain, secure, settle)
3
promise(verb, maintain, determine, secure)
3
stand up for(verb, expression, idiom, state)
3
underwrite(verb, praise, favor, back)
2
bind oneself(verb, expression, maintain, secure)
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APASmart Define. (2015). attest thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/attest/thesaurus/synonyms
ChicagoSmart Define. 2015. "attest thesaurus" https://smartdefine.org/attest/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, attest thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/attest/thesaurus/synonyms>.
MLASmart Define. "attest thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/attest/thesaurus/synonyms>