2
soft
2
spent
2
spineless
2
stolid
2
stuporous
2
unenterprising
2
unergetic
2
vapid
2
wan
2
weakened
2
worn-out
1
dormant
1
anemic
1
blank
1
blue(adjective, feeling, happiness)
1
broken-down
1
bushed
1
crestfallen
1
deathly
1
drained
10 years ago|5.8k views|share |citing 
APASmart Define. (2016). energetic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/energetic/thesaurus/antonyms
ChicagoSmart Define. 2016. "energetic thesaurus" https://smartdefine.org/energetic/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2016, energetic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/energetic/thesaurus/antonyms>.
MLASmart Define. "energetic thesaurus" 1 April 2016. Web. 27 September 2026. <https://smartdefine.org/energetic/thesaurus/antonyms>