2
have information(verb, expression, see, have, notice)
2
hear(verb, study, get, go, accept)
2
imagine(verb, study, get, determine, follow)
2
keep up(expression, take, maintain, continue, bear)
2
keep up on(expression, idiom, see, have, notice)
2
ken(verb, see, have, notice, experience)
2
let(verb, support, take, accept, consider)
2
live out(expression, bear, experience, endure, sustain)
2
look
2
meet up with(verb, expression, idiom, meet, bear)
2
must(verb, consider, leave, allow, bear)
2
need(verb, consider, leave, allow, bear)
2
never say die(expression, idiom, bear, experience, endure)
2
note(verb, study, get, meet, accept)
2
notice(study, get, meet, accept, determine)
2
observe(verb, study, get, meet, accept)
2
on top of(expression, idiom, see, have, notice)
2
perceive(get, meet, accept, see, follow)
2
permit(verb, support, take, accept, consider)
2
prize(verb, see, have, notice, experience)
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APASmart Define. (2015). undergo thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/undergo/thesaurus/synonyms
ChicagoSmart Define. 2015. "undergo thesaurus" https://smartdefine.org/undergo/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, undergo thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/undergo/thesaurus/synonyms>.
MLASmart Define. "undergo thesaurus" 22 December 2015. Web. 24 September 2026. <https://smartdefine.org/undergo/thesaurus/synonyms>