497 entries under noun topic. ×

1
area(scope, extent)
1
arm(struggle, conflict, war, warfare)
1
armed hostilities(struggle, conflict, war, warfare)
1
armed situation(struggle, conflict, war, warfare)
1
assault(attack, raid, military, mission)
1
baby(activity, business, company, firm)
1
background(action, study, exercise, application)
1
bag(activity, movement, force, plan)
1
ballgame(activity, action, act, movement)
1
big idea(expression, activity, movement, force)
1
biggie(activity, business, company, firm)
1
bilateral conflict(struggle, conflict, war, warfare)
1
biopsy(procedure, surgery)
1
calisthenics(activity, study, work, exercise)
1
call(help, benefit, practice, value)
1
capacity(activity, place, part, work)
1
capitalization(help, benefit, practice, value)
1
care(organization, action, work, charge)
1
carrying on(expression, action, act, movement)
1
carrying out(verb, expression, phrasal verb, performance)
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APASmart Define. (2015). operation thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/operation/thesaurus/synonyms
ChicagoSmart Define. 2015. "operation thesaurus" https://smartdefine.org/operation/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, operation thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/operation/thesaurus/synonyms>.
MLASmart Define. "operation thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/operation/thesaurus/synonyms>