95 entries under lethargic topic. ×

1
laid-back(adjective, dull, quiet, flat, slow)
1
languishing(dull, low, depressed, languid)
1
limp(adjective, dull, weak, flat, low)
1
loafing(adjective, dull, careless, indifferent, idle)
1
mooney(adjective, dull, slow, heavy, sluggish)
1
neutral(adjective, dull, sluggish, monotonous)
1
off(adjective, dull, slow, heavy, sluggish)
1
out of it(expression, adjective, idiom, dull, careless)
1
pokey(adjective, dull, slow, heavy, sluggish)
1
procrastinating(adjective, dull, careless, indifferent, idle)
1
shiftless(adjective, dull, careless, indifferent, idle)
1
sleepyheaded(adjective, dull, slow, heavy, sluggish)
1
slow-moving(adjective, dull, slow, careless, indifferent)
1
sluggard(adjective, dull, slow, heavy, still)
1
slumberous(adjective, dull, slow, heavy, still)
1
snoozy(adjective, dull, careless, indifferent, idle)
1
stupid(adjective, dull, flat, dry, boring)
1
sullen(adjective, dull, slow, heavy, sluggish)
1
tardy(adjective, dull, careless, indifferent, idle)
1
trifling(adjective, dull, careless, indifferent, idle)
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APASmart Define. (2015). lifeless thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/lifeless/thesaurus/synonyms
ChicagoSmart Define. 2015. "lifeless thesaurus" https://smartdefine.org/lifeless/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, lifeless thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/lifeless/thesaurus/synonyms>.
MLASmart Define. "lifeless thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/lifeless/thesaurus/synonyms>