Synonyms|511Antonyms|235|Broader|11Narrower|5Related|1.2k

19 entries under dull topic. ×

17
energetic(adjective, full, forceful)
8
lively(adjective, energetic)
6
alert(adjective, energetic, careless, indifferent)
6
vigorous(adjective, weak, energetic, powerful)
2
spirited(adjective, light, weak)
1
speak fast(adjective, slow, sluggish, lazy)
0
bold
0
demoniac
0
exuberant
0
go after(expression, weak)
0
gone on(expression, weak)
0
heads up(expression, careless, indifferent)
0
high-pressure(weak, gentle)
0
hotblooded(weak, gentle)
0
in fashion(expression, rough)
0
keyed up(expression, weak)
0
on the job(expression, idiom, careless, indifferent)
0
on the lookout(expression, idiom, careless, indifferent)
0
ready
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APASmart Define. (2016). lethargic thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/lethargic/thesaurus/antonyms
ChicagoSmart Define. 2016. "lethargic thesaurus" https://smartdefine.org/lethargic/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2016, lethargic thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/lethargic/thesaurus/antonyms>.
MLASmart Define. "lethargic thesaurus" 4 January 2016. Web. 28 September 2026. <https://smartdefine.org/lethargic/thesaurus/antonyms>