possible profanity
1
mousehole
1
naris
1
nozzle
1
out
1
outcome
1
outfall
1
outgate
1
outgo
1
peephole
1
pigeonhole
1
pinhole
1
pipe(noun, airpipe)
1
placket
1
placket hole
1
port
1
porthole
1
punch-hole
1
sally port
1
sluice
1
smokestack
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>