Synonyms|180Antonyms|34|Broader|5Narrower|0Related|27

41 entries under back topic. ×

4
affirm(verb, support, maintain, secure)
3
assure(verb, support, maintain, secure)
3
certify(verb, support, maintain, secure)
3
confirm(verb, support, maintain, secure)
3
support(noun, verb, take, maintain, secure)
3
warrant(verb, support, maintain, secure)
2
answer for(verb, expression, phrasal verb, support, maintain)
2
get behind(verb, expression, phrasal verb, support, take)
2
guarantee(verb, support, maintain, declare)
2
prove(verb, support, maintain, secure)
2
sign for(verb, expression, phrasal verb, support, maintain)
2
stand up for(verb, expression, idiom, phrasal verb, support)
2
swear to(verb, expression, phrasal verb, support, maintain)
2
testify(verb, support, maintain, secure)
2
witness(noun, verb, support, maintain, secure)
1
act as a witness(verb, expression, idiom, support, maintain)
1
assert(verb, support, maintain, declare)
1
asseverate(verb, support, maintain, declare)
1
attest to(verb, expression, phrasal verb, support, maintain)
1
avert(verb, support, maintain, declare)
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APASmart Define. (2015). cosign thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/cosign/thesaurus/synonyms
ChicagoSmart Define. 2015. "cosign thesaurus" https://smartdefine.org/cosign/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, cosign thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/cosign/thesaurus/synonyms>.
MLASmart Define. "cosign thesaurus" 24 December 2015. Web. 23 September 2026. <https://smartdefine.org/cosign/thesaurus/synonyms>