115 entries under opening topic. ×

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drain(fan, vent, outlet)
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exhaust
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gully(noun, break, cut, crack, rest)
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hiation
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inconsistency(noun, break, cut, crack, rest)
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interlude(noun, break, cut, crack, rest)
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oscitancy
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pandiculation
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patefaction
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place(noun, slit)
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position(noun, place, slit)
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spout(breach, hole, fan, gap)
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time(noun, place, slit)
0
vacancy(noun, place, slit)
0
ventilator(noun, fan, vent, outlet)
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APASmart Define. (2016). aperture thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/aperture/thesaurus/synonyms
ChicagoSmart Define. 2016. "aperture thesaurus" https://smartdefine.org/aperture/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, aperture thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/aperture/thesaurus/synonyms>.
MLASmart Define. "aperture thesaurus" 9 March 2016. Web. 27 September 2026. <https://smartdefine.org/aperture/thesaurus/synonyms>