- Definitions|1
- Thesaurus|284
- Abbreviations|0
149 entries under verb topic. ×
| affirm(support, maintain, secure, back) | |
| endorse(support, take, check, maintain) | |
| accept | |
| approve(support, take, favor, agree) | |
| assure(support, maintain, secure, back) | |
| certify(support, maintain, secure, back) | |
| confirm(support, maintain, secure, back) | |
| countersign(sign, rubber-stamp, undersign) | |
| support(noun, take, maintain, secure) | |
| underwrite(support, take, agree, sign) | |
| warrant(support, maintain, secure, back) | |
| answer for(expression, phrasal verb, support, maintain) | |
| authenticate | |
| back(adverb, support, take, maintain) | |
| co-sign | |
| get behind(expression, phrasal verb, support, take) | |
| guarantee(support, maintain, back, declare) | |
| notarize(sign, underwrite, subscribe, authenticate) | |
| prove(support, maintain, secure, back) | |
| sanction(support, take, favor, agree) |
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| APA | Smart Define. (2015). cosign thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cosign/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "cosign thesaurus" https://smartdefine.org/cosign/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, cosign thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cosign/thesaurus/synonyms>. |
| MLA | Smart Define. "cosign thesaurus" 24 December 2015. Web. 24 September 2026. <https://smartdefine.org/cosign/thesaurus/synonyms> |