30 entries under rod topic. ×

15
conduit(noun, line, way, course, drain)
5
flue(noun, opening, beam, fan, vent)
4
tunnel(noun, course, means, race, beam)
4
vent(noun, break, opening, beam, passage)
1
chimney(noun, opening, beam, fan, shaft)
1
cylinder(noun, beam, tunnel, pipe)
1
hole(noun, break, opening, beam, channel)
0
arrow(beam, tunnel)
0
axis(noun, beam, tunnel, chimney)
0
axle(noun, beam, tunnel, chimney)
0
bar(beam, tunnel)
0
barb(noun, beam, tunnel, chimney)
0
beam
0
column(noun, beam, tunnel, chimney)
0
diaphysis(noun, beam, tunnel, chimney)
0
handle(beam, tunnel)
0
helve(noun, beam, tunnel, chimney)
0
lance(beam, tunnel)
0
missile(beam, tunnel)
0
monolith(noun, beam, tunnel, chimney)
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APASmart Define. (2015). duct thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/duct/thesaurus/synonyms
ChicagoSmart Define. 2015. "duct thesaurus" https://smartdefine.org/duct/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, duct thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/duct/thesaurus/synonyms>.
MLASmart Define. "duct thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/duct/thesaurus/synonyms>