128 entries under empty topic. ×

10
trough(noun, area, depression, ditch)
10
worthless(adjective, slight, value, small, silly)
9
cavernous(adjective, deep, out, concavity)
9
concavity(noun, drop, area, decline, fall)
9
futile(adjective, value, insignificant, unimportant, trivial)
8
dimple(noun, verb, area, hit, depression)
8
fruitless(adjective, useless, trivial, stiff)
8
groove(noun, verb, area, line, score)
8
pointless(adjective, value, insignificant, unimportant, useless)
8
unfilled(adjective, keen, property, eager, blank)
8
valley(noun, area, line, depression, dish)
7
blank(noun, adjective, break, value, insignificant)
7
bowl(noun, area, vessel, thing, depression)
7
cavern(noun, area)
7
dale(noun, area)
7
indented(adjective, depressed, out, curved)
7
otiose(adjective, full, useless, trivial)
6
bootless(adjective, useless, trivial, insufficient)
6
hungry(adjective, ravenous, famished, starving)
6
inane(adjective, slight, value, small, silly)
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APASmart Define. (2015). hollow thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/hollow/thesaurus/synonyms
ChicagoSmart Define. 2015. "hollow thesaurus" https://smartdefine.org/hollow/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, hollow thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/hollow/thesaurus/synonyms>.
MLASmart Define. "hollow thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/hollow/thesaurus/synonyms>