38
sleepy(adjective, dull, quiet, beat, slow)
28
tired(adjective, dull, beat, careless, indifferent)
22
dozy(adjective, inactivity, awareness, sleepy)
21
weary(adjective, dull, beat, careless, relaxed)
18
lethargic(adjective, dull, quiet, slow, careless)
18
lazy(adjective, dull, relaxed, deliberate, idle)
17
sluggish(adjective, dull, quiet, easy, slow)
16
somnolent(noun, adjective, dull, quiet, beat)
14
exhausted(adjective, beat, gloomy, weary, tired)
13
yawning
12
torpid(adjective, dull, quiet, slow, careless)
12
slumberous(noun, adjective, dull, quiet, slow)
11
languid(adjective, dull, careless, relaxed, indifferent)
11
soporific(adjective, dull, inactivity, awareness, sleepy)
10
nodding(adjective, awareness, sleepy)
10
heavy(adjective, dull, quiet, easy, slow)
10
dreamy(adjective, tired, sluggish, inactivity, lazy)
9
listless(adjective, dull, quiet, energy, easy)
9
oscitant
8
napping(adjective, inactivity, sleepy)
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APASmart Define. (2015). drowsy thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/drowsy/thesaurus/synonyms
ChicagoSmart Define. 2015. "drowsy thesaurus" https://smartdefine.org/drowsy/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, drowsy thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/drowsy/thesaurus/synonyms>.
MLASmart Define. "drowsy thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/drowsy/thesaurus/synonyms>