128 entries under empty topic. ×

3
cup(noun, area)
3
cup-shaped(adjective, out, concavity)
3
deep-set(adjective, out)
3
infundibular(adjective, out, concavity)
3
nonsensical(adjective, value, insignificant, unimportant)
3
sinkage(noun, drop, area, decline, fall)
3
socket(noun, break, area, retreat, opening)
3
trifling(adjective, slight, flat, value, small)
3
trivial(adjective, slight, flat, value, small)
2
abortive(adjective, useless, trivial, insufficient)
2
bottom(noun, area)
2
cupped(adjective, out)
2
incurved(adjective, out)
2
insignificant(adjective, slight, value, small, unimportant)
2
insubstantial(adjective, slight, value, insignificant, unimportant)
2
irrelevant(adjective, false, unreasonable, senseless)
2
not solid(expression, adjective, idiom, out)
2
superficial(adjective, slight, counterfeit, unimportant, sham)
2
unimportant(adjective, slight, value, small, insignificant)
2
unproductive(adjective, useless, trivial, insufficient)
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APASmart Define. (2015). hollow thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hollow/thesaurus/synonyms
ChicagoSmart Define. 2015. "hollow thesaurus" https://smartdefine.org/hollow/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, hollow thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hollow/thesaurus/synonyms>.
MLASmart Define. "hollow thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/hollow/thesaurus/synonyms>