8
dimple(noun, verb, area, hit, depression)
8
fruitless(adjective, useless, trivial, stiff, empty)
8
gap(noun, break, cut, opening, breach)
8
groove(noun, verb, area, line, score)
8
jejune
8
pointless(adjective, value, insignificant, unimportant, useless)
8
specious(adjective, fake, false, counterfeit, unreasonable)
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, empty)
7
dale(noun, area, empty)
7
dull(adjective, deep, resonant)
7
flat(noun, adjective, dull, deep, space)
7
indented(adjective, depressed, empty, out, curved)
7
niche(noun, break, place, cut, position)
7
otiose(adjective, full, useless, trivial, empty)
7
trench(noun, verb, line, score, drain)
6
artificial(adjective, fake, false, counterfeit, sham)
11 years ago|26k views|share |citing 
APASmart Define. (2015). hollow thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hollow/thesaurus/synonyms
ChicagoSmart Define. 2015. "hollow thesaurus" https://smartdefine.org/hollow/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, hollow thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hollow/thesaurus/synonyms>.
MLASmart Define. "hollow thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/hollow/thesaurus/synonyms>