263 entries under verb topic. ×

53
guarantee(settle, agree, declare, approve)
38
assure(support, maintain, secure, settle)
24
secure(support, maintain, secure, agree)
23
warrant(noun, support, maintain, secure)
22
promise(support, give, maintain, secure)
20
confirm(support, maintain, secure, settle)
18
insure(support, maintain, secure, agree)
17
make certain(expression, idiom, support, check)
15
make sure(expression, idiom, support, check)
12
safeguard(maintain, secure, confirm, uphold)
12
pledge(support, maintain, secure, agree)
10
certify(support, maintain, secure, approve)
10
warranty
9
guaranty(noun, support, maintain, secure)
8
clinch(secure, settle, confirm, certainty)
8
protect(support, maintain, secure, confirm)
7
ascertain
7
see to it(expression, idiom, phrasal verb, see)
7
establish(secure, settle, confirm, guarantee)
7
guard(maintain, secure, see, note)
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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>