94 entries under sluggish topic. ×

1
feeble(adjective, dull, weak, easy, slow)
1
having spring fever(expression, adjective, idiom, dull, weary)
1
infirm(adjective, dull, weak, easy, slow)
1
laid-back(adjective, dull, weak, easy, slow)
1
leisurely(adjective, dull, quiet, weak, easy)
1
limp(adjective, dull, weak, easy, slow)
1
lymphatic(adjective, weak, informal, still)
1
moony(adjective, dull, weak, easy, slow)
1
motionless(adjective, apathetic, tight, lazy)
1
nebbish(adjective, dull, weak, easy, slow)
1
pining(adjective, dull, weak, easy, slow)
1
quiet(adjective, dull, easy, severe, flat)
1
sickly(adjective, dull, weak, easy, slow)
1
sleepyhead(adjective, dull, quiet, weak, easy)
1
slow-moving(adjective, dull, quiet, moderate, easy)
1
unenthusiastic(adjective, dull, weak, easy, slow)
1
unhurried(adjective, dull, quiet, weak, easy)
1
uninterested(dull, weak, still, listless)
1
unresponsive(adjective, dull, quiet, flat, slow)
1
wimpy(adjective, dull, weak, easy, slow)
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APASmart Define. (2016). heavy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms
ChicagoSmart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, heavy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>.
MLASmart Define. "heavy thesaurus" 25 January 2016. Web. 26 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms>