| escape(opening, outlet) | |
| exhaust(opening, outlet) | |
| exit(opening, fan, vent, outlet) | |
| fan | |
| fire place(expression, idiom) | |
| fissure | |
| flatfish | |
| flatworm | |
| flounder | |
| flues | |
| fluxing | |
| furnace(noun, opening, fan, vent, pipe) | |
| gallery | |
| gap(opening, outlet) | |
| good fortune(expression, idiom) | |
| grime | |
| grit | |
| gut | |
| handle(beam, tunnel, rod) | |
| haplessness |
For more, visit
Flue on
Power Thesaurus
| APA | Smart Define. (2015). flue thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/flue/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "flue thesaurus" https://smartdefine.org/flue/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, flue thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/flue/thesaurus/synonyms>. |
| MLA | Smart Define. "flue thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/flue/thesaurus/synonyms> |