292 entries under adjective topic. ×

8
stolid(calm, dull, slow, indifferent)
8
uninterested(dull, weak, easy, slow)
7
dense(dull, slow, silly, stupid)
7
fatigued(weakening, dizzy, fatigued, giddy)
7
laggard(dull, quiet, easy, careless)
7
shiftless(dull, idle, sluggish, dubious)
7
stagnant(quiet, easy, slow, heavy)
7
stupefied(dull, cold, dead, weary)
7
stupid(action, dull, slow, cold)
6
hebetudinous(action, dull, slow, cold)
6
insensible(cold, indifferent, feelings, dead)
6
lumpish(dull, slow, heavy, sluggish)
6
motionless(dull, sluggish, lazy, inactive)
6
nodding(quiet, slow, heavy, tired)
6
slumberous(quiet, slow, cold, heavy)
6
soporific(dull, quiet, slow, heavy)
6
still(dull, sluggish, lazy, inactive)
6
stuporous(action, cold, stupid, dead)
6
unergetic
6
weak(dull, easy, slow, relaxed)
10 years ago|17k views|share |citing 
APASmart Define. (2016). lethargic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/lethargic/thesaurus/synonyms
ChicagoSmart Define. 2016. "lethargic thesaurus" https://smartdefine.org/lethargic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, lethargic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/lethargic/thesaurus/synonyms>.
MLASmart Define. "lethargic thesaurus" 4 January 2016. Web. 26 September 2026. <https://smartdefine.org/lethargic/thesaurus/synonyms>