19
fresh(adjective, energetic, lively, new, healthy)
11
energetic(adjective, dull, full, forceful, lethargic)
8
energized
7
active
7
invigorated
6
original
6
peppy(adjective, lively, vigorous, lethargic)
5
comfortable
5
refreshed
5
rested(verb, adjective)
5
sprightly
4
strong
4
animated
4
fascinated
4
spirited(adjective, dull, light, weak)
3
new
3
carefree
3
lively
3
tireless(adjective, determined)
3
unprecedented
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APASmart Define. (2016). tired thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/tired/thesaurus/antonyms
ChicagoSmart Define. 2016. "tired thesaurus" https://smartdefine.org/tired/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2016, tired thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/tired/thesaurus/antonyms>.
MLASmart Define. "tired thesaurus" 5 March 2016. Web. 20 September 2026. <https://smartdefine.org/tired/thesaurus/antonyms>