Synonyms|498Antonyms|173|Broader|6Narrower|15Related|579
8
activeness(noun, inactivity, stoppage)
5
action(noun, activity, question, inactivity, idleness)
5
activity(noun, state, inactivity, entertainment)
5
adventure(noun, plan, safety, surety, abstention)
5
alacrity
4
fitness
4
greed
2
compassion
2
discipline
2
liveliness(noun, activity, lethargy)
2
sympathy
2
initiative
2
life(noun, activity)
2
movement(noun, decline, rest)
2
moving(noun, activity, drowsiness)
2
work ethic
1
act(noun, done)
1
animation(noun, activity)
1
drive
1
enterprise
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APASmart Define. (2016). inertia thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inertia/thesaurus/antonyms
ChicagoSmart Define. 2016. "inertia thesaurus" https://smartdefine.org/inertia/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, inertia thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inertia/thesaurus/antonyms>.
MLASmart Define. "inertia thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/inertia/thesaurus/antonyms>