13
weight(noun, state, quality, burden, mass)
12
spiritual apathy
9
ponderousness(noun, state, quality, mass, heavy)
8
dullness(noun, weakness, sorrow, depression, melancholy)
8
gravity(noun, force, burden, mass, weight)
8
mass(noun, burden, weight, capacity, size)
8
thickness(noun, burden, mass, weight, wet)
8
weightiness(noun, state, quality, mass, heavy)
6
density(noun, burden, mass, weight, capacity)
6
heft(noun, mass, weight, fat, bulk)
5
avoirdupois(noun, state, quality, informal, mass)
5
languor(noun, weakness, inactivity, lethargy, laziness)
5
lethargy(noun, weakness, apathy, inactivity, negligence)
5
slowness(noun, apathy, inactivity, lethargy, negligence)
4
apathy(noun, dullness, inactivity, lethargy, negligence)
4
drowsiness(noun, apathy, inactivity, lethargy, negligence)
4
listlessness(noun, weakness, apathy, lethargy, negligence)
4
onerousness
4
stupor(noun, inactivity)
4
weariness(noun, sorrow, depression, melancholy, sadness)
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APASmart Define. (2015). heaviness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/heaviness/thesaurus/synonyms
ChicagoSmart Define. 2015. "heaviness thesaurus" https://smartdefine.org/heaviness/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, heaviness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/heaviness/thesaurus/synonyms>.
MLASmart Define. "heaviness thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/heaviness/thesaurus/synonyms>