209 entries under maintain topic. ×

12
warrant(verb, support, show, determine)
11
assert(verb, support, state, show)
11
clinch(verb, state, fix, clear)
11
guarantee(noun, verb, support, state)
11
justify(verb, support, show, increase)
11
testify(verb, support, state, show)
10
state(verb, agree, allow, declare)
10
vouch(verb, state, give, agree)
9
asseverate(verb, support, state, agree)
9
profess(verb, support, state, accept)
9
witness(verb, support, state, show)
8
avow(verb, support, state, accept)
8
back up(verb, expression, phrasal verb, support)
8
buttress(verb, support, help, increase, keep)
8
ensure(verb, support, secure, settle)
8
evidence(noun, verb, support, show)
8
secure(verb, support, establish, protect)
8
swear(verb, support, state, show)
7
announce(verb, state, show, agree)
7
avouch(verb, state, agree, allow)
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APASmart Define. (2015). confirm thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/confirm/thesaurus/synonyms
ChicagoSmart Define. 2015. "confirm thesaurus" https://smartdefine.org/confirm/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, confirm thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/confirm/thesaurus/synonyms>.
MLASmart Define. "confirm thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/confirm/thesaurus/synonyms>