85 entries under opening topic. ×

2
crack(noun, break, cut, rest, division)
2
emptiness(noun, void, vacuum)
2
foramen(noun, break, cut, crack)
2
gorge(noun, verb, break, cut)
2
hiatus(noun, break, cut, crack)
2
interval(noun, break, cut, crack, rest)
2
orifice(noun, break, cut, crack, rest)
2
outlet(noun, break, cut, crack)
1
apse(noun, break, retreat, hole)
1
arroyo(noun, break, cut, crack)
1
breach(noun, break, cut, crack)
1
break(noun, cut, crack, breach)
1
carrel(noun, break, retreat, hole)
1
chink(noun, break, cut, crack)
1
clove(noun, break, cut, crack, rest)
1
cranny(noun, break, place, cut, position)
1
empty space(expression, void, emptiness, vacuum)
1
eyelet(noun, break, cut, crack)
1
fissure(noun, break, cut, crack)
1
fracture(noun, break, cut, crack, rest)
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APASmart Define. (2015). hollow thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hollow/thesaurus/synonyms
ChicagoSmart Define. 2015. "hollow thesaurus" https://smartdefine.org/hollow/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, hollow thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hollow/thesaurus/synonyms>.
MLASmart Define. "hollow thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/hollow/thesaurus/synonyms>