18 entries under energy topic. ×

16
vigor(noun, action, power, weakness)
12
action(noun, question, inactivity, idleness)
4
liveliness(noun, action)
4
vivacity(noun, action)
3
vitality(noun, action, spirit, weakness)
3
life(noun, action, abstract)
3
activity(noun, action)
2
interest(noun, action)
2
punch(noun, praise, vigor)
2
zip(noun, enthusiasm, apathy)
1
busyness(noun, action, idleness)
1
vivaciousness(noun, action, heavyheartedness)
1
wakefulness(noun, action)
1
zest(noun, dullness, gusto)
0
awakening(noun, action)
0
concern(noun, action)
0
consciousness(noun, action)
0
regard(noun, action)
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APASmart Define. (2016). lethargy thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/lethargy/thesaurus/antonyms
ChicagoSmart Define. 2016. "lethargy thesaurus" https://smartdefine.org/lethargy/thesaurus/antonyms (accessed September 30, 2026).
HarvardSmart Define 2016, lethargy thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/lethargy/thesaurus/antonyms>.
MLASmart Define. "lethargy thesaurus" 25 February 2016. Web. 30 September 2026. <https://smartdefine.org/lethargy/thesaurus/antonyms>