2
canal
2
channel
2
conduit(noun, conduit)
2
cover(noun, plug, stopper)
2
duct(noun, conduit)
2
hose(noun, conduit)
2
key
2
lock(noun, conduit)
2
petcock(noun, spout, faucet)
2
safety valve(expression, idiom, safety, refuge)
2
sluice(noun, stream, conduit)
2
spout(noun, plug, conduit, stopper, faucet)
2
throttle
2
vent peg(expression, idiom, escape, stopper)
1
aerophone
1
aorta
1
aqueduct
1
arroyo
1
artery
1
auto
11 years ago|5.4k views|share |citing 
APASmart Define. (2015). valve thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/valve/thesaurus/synonyms
ChicagoSmart Define. 2015. "valve thesaurus" https://smartdefine.org/valve/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, valve thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/valve/thesaurus/synonyms>.
MLASmart Define. "valve thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/valve/thesaurus/synonyms>