92 entries under undertake topic. ×

7
affirm(verb, support, give, maintain, secure)
7
declare(verb, give, show, approve, uphold)
7
vouch(verb, give, declare, assert, engage)
6
pawn(noun, verb, give, agreement, engage)
6
secure(verb, support, give, maintain, use)
4
assert(verb, approve, uphold, authorize)
3
affiance(noun, verb, give, agreement, contract)
3
answer for(verb, expression, phrasal verb, support, give)
3
attest(verb, support, maintain, determine, secure)
3
aver(verb, support, maintain, secure, confirm)
3
dicker(noun, verb, settle, agree, sign)
3
maintain(verb, support, secure, approve, uphold)
3
state(verb, order, detail, provide, approve)
3
take an oath(verb, expression, idiom, give, approve)
3
testify(verb, support, maintain, secure, declare)
2
accept offer(expression, settle, agree, sign, engage)
2
adjust(verb, settle, agree, sign, engage)
2
arrange(verb, order, settle, agree, sign)
2
avow(verb, assert, affirm, pledge)
2
become indebted(expression, settle, agree, sign, engage)
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APASmart Define. (2016). promise thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/promise/thesaurus/synonyms
ChicagoSmart Define. 2016. "promise thesaurus" https://smartdefine.org/promise/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, promise thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/promise/thesaurus/synonyms>.
MLASmart Define. "promise thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/promise/thesaurus/synonyms>