4
barren(adjective, tedious, dreary)
4
boorish(adjective, dull)
4
flat
4
forced
4
formal
4
ho-hum
4
inelegant(adjective, awkward, stiff, inept, bulky)
4
laboured
4
lengthy(adjective, wordy)
4
monotonous(adjective, tedious, dreary)
4
prolix(adjective, tedious, dreary)
4
sleepy(adjective, dull)
4
soporific(adjective, dull)
4
substantial(adjective, big, heavy, awkward, large)
4
turgid(adjective, inelegance)
4
uncouth(awkward, inept, bulky, ungainly, inelegance)
4
ungraceful(adjective, inelegance)
4
unhandy(adjective, heavy, awkward, inept, bulky)
4
uninteresting(adjective, dull, heavy, boring, bland)
3
lethargic(adjective, dull)
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APASmart Define. (2015). ponderous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ponderous/thesaurus/synonyms
ChicagoSmart Define. 2015. "ponderous thesaurus" https://smartdefine.org/ponderous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, ponderous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ponderous/thesaurus/synonyms>.
MLASmart Define. "ponderous thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/ponderous/thesaurus/synonyms>