Air passage
Air passage noun - A duct that provides ventilation (as in mines).
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Synonyms for Air passage
Blowhole and air passage are semantically related. In some cases you can use "Blowhole" instead a noun phrase "Air passage".
Blowhole
Blowhole noun - A hole for the escape of gas or air.
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Synonyms for Blowhole
Air passage and blowhole are semantically related. You can use "Air passage" instead a noun "Blowhole".
Cite this Source
Blowhole and Air passage. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/air_passage/blowhole
Air passage & Blowhole. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/air_passage/blowhole>.
Blowhole or Air passage. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/air_passage/blowhole.
Google Ngram Viewer shows how "air passage" and "blowhole" have occurred on timeline