possible profanity
1
escape
1
estuary
1
exhaust
1
eye
1
eyelet
1
floodgate
1
flue(noun, airpipe)
1
flume
1
funnel(noun, airpipe)
1
gasket
1
grommet
1
guide
1
jalousie
1
keyhole
1
knothole
1
loop
1
loophole
1
louver
1
louverwork
1
manhole
11 years ago|1.6k views|share |citing 
APASmart Define. (2015). spiracle thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/spiracle/thesaurus/synonyms
ChicagoSmart Define. 2015. "spiracle thesaurus" https://smartdefine.org/spiracle/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, spiracle thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/spiracle/thesaurus/synonyms>.
MLASmart Define. "spiracle thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/spiracle/thesaurus/synonyms>