2
dazed(adjective, tired, unfeeling, numb, insensitive)
2
desensitized(adjective, calm, dull, flat, unemotional)
2
dim(adjective, dull)
2
disinterested(adjective, calm, dull, flat, careless)
2
do-nothing(adjective, dull, sluggish, lazy, motionless)
2
draggy(adjective, dull, quiet, slow, heavy)
2
drooping(adjective, dull, relaxed, sluggish, lifeless)
2
easygoing(adjective, sluggish, lazy, languid, indolent)
2
fagged out
2
faineant(adjective, dull, careless, indifferent, apathetic)
2
faint(adjective, dull, weak, heavy, still)
2
flagging(adjective, dull, weak, heavy, sluggish)
2
half asleep(expression, adjective, tired, sleepy, dazed)
2
heavy-eyed
2
heavy with sleep(expression, idiom, inactivity)
2
hypnotic
2
idling
2
inattentive(adjective, dull, careless, indifferent, idle)
2
jobless(adjective, dull, sluggish, lazy, inactive)
2
loitering(adjective, slow)
10 years ago|17k views|share |citing 
APASmart Define. (2016). lethargic thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/lethargic/thesaurus/synonyms
ChicagoSmart Define. 2016. "lethargic thesaurus" https://smartdefine.org/lethargic/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, lethargic thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/lethargic/thesaurus/synonyms>.
MLASmart Define. "lethargic thesaurus" 4 January 2016. Web. 24 September 2026. <https://smartdefine.org/lethargic/thesaurus/synonyms>