166 entries under dull topic. ×

3
doltish(adjective, stupid, impassive, unresponsive)
3
dour(adjective, quiet, miserable, depressing)
3
dumb(adjective, silly, stupid, impassive)
3
humdrum(adjective, flat, ordinary, dry)
3
idle(adjective, quiet, moderate, easy)
3
lackadaisical(adjective, quiet, weak, easy)
3
meaningful(adjective, quiet, tough, severe)
3
slothful(adjective, quiet, easy, slow)
3
snoozy(adjective, quiet, weak, easy)
3
stolid(adjective, quiet, flat, stupid)
2
annoying(adjective, tough, boring, tedious)
2
bovine(adjective, big, stupid, awkward)
2
colorless(adjective, flat, ordinary, dry)
2
debilitated(adjective, weary, apathetic, tired)
2
dormant(adjective, weary, apathetic, tired)
2
dragging(adjective, slow, boring, tired)
2
draggy(adjective, quiet, slow, weary)
2
faint(adjective, weak, easy, slow)
2
impassive(adjective, weak, easy, slow)
2
jading(adjective, boring, tired, tedious)
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APASmart Define. (2016). heavy thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms
ChicagoSmart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, heavy thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>.
MLASmart Define. "heavy thesaurus" 25 January 2016. Web. 27 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms>