26 entries under opening topic. ×

13
emptiness(noun, full, void, hollow)
8
vacuity(noun, full, void, hollow)
7
vacancy(noun, full, void, hollow)
7
vacuum(noun, full, void, hollow)
6
void(noun, full, hollow, desolation)
4
cavity(noun, void, hollow, emptiness)
4
hollow(void, emptiness, concavity, vacuum)
3
hole(noun, void, hollow, emptiness)
1
chasm(void, hollow, desolation, bareness)
1
empty space(expression, idiom, void, hollow)
1
gap(void, hollow, desolation, emptiness)
1
lacuna(void, hollow, concavity)
1
nothingness(noun, void, hollow, emptiness)
1
tabula rasa(expression, void, hollow)
0
abyss(void, hollow, emptiness, vacuum)
0
gulf(void, hollow)
0
hiatus(void, hollow)
0
interstice(void, hollow)
0
interval(void, hollow)
0
nihility(void, hollow, emptiness, vacuum)
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APASmart Define. (2015). hollowness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/hollowness/thesaurus/synonyms
ChicagoSmart Define. 2015. "hollowness thesaurus" https://smartdefine.org/hollowness/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, hollowness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/hollowness/thesaurus/synonyms>.
MLASmart Define. "hollowness thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/hollowness/thesaurus/synonyms>