46 entries under undertake topic. ×

1
string along(verb, expression, agree, declare, commit)
1
subscribe(verb, agree, declare, commit)
1
swear on bible(verb, expression, idiom, agree, declare)
1
swear up and down(verb, expression, idiom, agree, declare)
1
take an oath(verb, expression, idiom, agree, declare)
1
vow(verb, agree, declare, approve, uphold)
<123>
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APASmart Define. (2015). ensure thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/ensure/thesaurus/synonyms
ChicagoSmart Define. 2015. "ensure thesaurus" https://smartdefine.org/ensure/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, ensure thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/ensure/thesaurus/synonyms>.
MLASmart Define. "ensure thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/ensure/thesaurus/synonyms>