49 entries under opening topic. ×
| hole(noun, beam, fan, vent) | |
| main | |
| orifice(noun, fan, vent, outlet) | |
| outlet(noun, fan, shaft, vent) | |
| pit | |
| tap | |
| ventilator(fan, vent, outlet, pipe) | |
| adjutage | |
| ajutage | |
| avenue(fan, vent, outlet) | |
| drain(fan, vent, outlet) | |
| escape | |
| exhaust | |
| exit(fan, vent, outlet) | |
| furnace(noun, fan, vent, pipe) | |
| gallery | |
| gap | |
| gut | |
| mine | |
| ostium |
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| APA | Smart Define. (2015). flue thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/flue/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "flue thesaurus" https://smartdefine.org/flue/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, flue thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/flue/thesaurus/synonyms>. |
| MLA | Smart Define. "flue thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/flue/thesaurus/synonyms> |