Synonyms|400Antonyms|49|Broader|6Narrower|8Related|405

115 entries under opening topic. ×

3
lacuna(noun, break, cut, crack, rest)
2
gate
2
yawning
2
avenue(noun, break, fan, channel)
2
crater(noun, break, cut, crack)
2
defile(noun, break, cut, crack, rest)
2
embouchure
2
eyelet(noun, break, cut, crack)
2
groove(noun, slit)
2
hatch(noun, breach, hole, building)
2
hollow(noun, break, cut, crack, rest)
2
portal
2
socket(noun, place, slit)
1
arroyo(noun, break, cut, crack, rest)
1
beak(noun, box, entrance, cavity)
1
canyon(noun, break, cut, crack, rest)
1
clove(noun, break, cut, crack, rest)
1
depression(noun, break, cut, crack)
1
dimple(noun, break, cut, crack)
1
dip(noun, break, cut, crack)
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ChicagoSmart Define. 2016. "aperture thesaurus" https://smartdefine.org/aperture/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, aperture thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/aperture/thesaurus/synonyms>.
MLASmart Define. "aperture thesaurus" 9 March 2016. Web. 26 September 2026. <https://smartdefine.org/aperture/thesaurus/synonyms>