86 entries under guarantee topic. ×

11
back(verb, support, show, accept, maintain)
11
commission(verb, support, state, make, meet)
10
state(verb, maintain, agree, allow, declare)
9
assert(verb, support, state, show, maintain)
8
bear out(verb, expression, support, show, determine)
8
permit(verb, support, make, meet, accept)
8
uphold(verb, support, show, accept, maintain)
7
countersign(verb, state, show, sign, approve)
7
insure(verb, support, maintain, secure, establish)
6
empower(verb, support, meet, accept, release)
6
guaranty(noun, verb, support, maintain, secure)
6
make certain(verb, expression, idiom, support, maintain)
6
make sure(verb, expression, support, maintain, secure)
6
reassure(verb, support, state, maintain, secure)
6
secure(verb, support, maintain, establish, approve)
5
back up(verb, expression, support, praise, approve)
5
claim(verb, state, maintain, agree, allow)
5
entitle(verb, meet, pass, approve, uphold)
5
okay(verb, support, state, accept, release)
5
pledge(verb, support, maintain, secure, approve)
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APASmart Define. (2016). certify thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/certify/thesaurus/synonyms
ChicagoSmart Define. 2016. "certify thesaurus" https://smartdefine.org/certify/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, certify thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/certify/thesaurus/synonyms>.
MLASmart Define. "certify thesaurus" 11 January 2016. Web. 22 September 2026. <https://smartdefine.org/certify/thesaurus/synonyms>