46 entries under undertake topic. ×

53
guarantee(verb, settle, agree, declare, approve)
38
assure(verb, support, maintain, secure, settle)
24
secure(verb, support, maintain, secure, agree)
23
warrant(noun, verb, support, maintain, secure)
22
promise(verb, support, give, maintain, secure)
20
confirm(verb, support, maintain, secure, settle)
18
insure(verb, support, maintain, secure, agree)
12
pledge(verb, support, maintain, secure, agree)
5
affirm(verb, support, maintain, secure, declare)
5
underwrite(verb, agree, declare, approve, uphold)
4
vouch(verb, declare, commit, affirm)
2
agree(verb, commit, assure, guarantee)
2
answer for(verb, expression, support, maintain, secure)
2
swear(verb, support, maintain, secure, declare)
1
mortgage(verb, support, maintain, secure, agree)
1
accede(verb, agree, declare, commit)
1
affiance(verb, agree, declare, commit)
1
assent(verb, agree, declare, commit)
1
asservate(verb, agree, declare, commit)
1
bargain(verb, agree, declare, commit)
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APASmart Define. (2015). ensure thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ensure/thesaurus/synonyms
ChicagoSmart Define. 2015. "ensure thesaurus" https://smartdefine.org/ensure/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, ensure thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ensure/thesaurus/synonyms>.
MLASmart Define. "ensure thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/ensure/thesaurus/synonyms>