5
water passage(noun, expression, idiom, canal, artificial waterway)
4
culvert(noun, conduit)
4
trench(noun, conduit)
4
passage(noun, line, way, course, means)
4
strait
4
arroyo
4
moat(noun, conduit)
4
sewer(noun, course, means, race, flow)
4
swash channel
3
dike(noun, conduit)
3
water bridge
3
tube(noun, course, means, race, route)
3
irrigation ditch
3
kennel
3
race
3
sough
3
spillway
3
tailrace
3
water carrier
3
water channel
11 years ago|8.9k views|share |citing 
APASmart Define. (2015). aqueduct thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/aqueduct/thesaurus/synonyms
ChicagoSmart Define. 2015. "aqueduct thesaurus" https://smartdefine.org/aqueduct/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, aqueduct thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/aqueduct/thesaurus/synonyms>.
MLASmart Define. "aqueduct thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/aqueduct/thesaurus/synonyms>