150 entries under undertaking topic. ×

7
effort(noun, activity, action, study, act)
7
engagement(noun, activity, action, act, place)
6
deal(noun, activity, business, action, act)
6
move(noun, verb, activity, action, act)
5
crusade(noun, activity, movement, drive, firm)
5
labor(noun, activity, action, study, act)
5
plan(noun, activity, move, study, movement)
5
project(noun, activity, action, study, work)
5
venture(noun, activity, business, action, study)
4
drive(noun, movement, measure, struggle, conflict)
4
endeavor(noun, activity, action, work, strain)
4
step(noun, form, activity, business, move)
4
task(noun, activity, performance, action, study)
3
bit(noun, activity, action, act, movement)
3
evolution(noun, activity, move, action, study)
3
flight(noun, activity, move, action, act)
3
happening(noun, activity, business, action, act)
3
journey(noun, activity, move, action, act)
3
measure(noun, form, activity, move, action)
3
progress(noun, activity, move, action, act)
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APASmart Define. (2015). operation thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/operation/thesaurus/synonyms
ChicagoSmart Define. 2015. "operation thesaurus" https://smartdefine.org/operation/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, operation thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/operation/thesaurus/synonyms>.
MLASmart Define. "operation thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/operation/thesaurus/synonyms>