68 entries under noun topic. ×

13
chimney(opening, beam, tunnel, rod)
11
vent(opening, beam, tunnel, rod)
11
funnel(opening, airpipe, smoke-stack)
10
shaft(opening, something, vent, tunnel)
8
smokestack(opening, pipe, chimney, funnel)
8
stack(opening, fan, vent, pipe)
7
flue pipe(expression, idiom)
5
duct(opening, beam, fan, vent)
4
passage(opening, pipe)
4
channel(opening, pipe)
4
labial pipe(expression, idiom)
4
pipe(opening, fan, shaft, vent)
4
tube(opening, pipe, airpipe)
3
blowhole
3
exhaust pipe(pipe, smoke-stack)
3
fireplace(opening, fan, vent, pipe)
3
fluke
3
hearth(opening, fan, vent, pipe)
3
tunnel(opening, beam, rod, duct)
2
conduit(beam, tunnel, rod, pipe)
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APASmart Define. (2015). flue thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/flue/thesaurus/synonyms
ChicagoSmart Define. 2015. "flue thesaurus" https://smartdefine.org/flue/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, flue thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/flue/thesaurus/synonyms>.
MLASmart Define. "flue thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/flue/thesaurus/synonyms>