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culvert
culvert
synonyms
channel
conduit
gutter
trench
drain
duct
trough
ditch
pipe
watercourse
cut
flume
furrow
sewer
sluice
tube
groove
gully
canal
spillway
race
chute
outlet
vent
spout
depression
pipeline
mouth
flow
safety valve
inlet
ductus
funnel
sluiceway
lead-in
rut
way out
shaft
moat
ductule
fosse
drainpipe
main
trachea
storm drain
passage
valve
exit
eaves
pore
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