non-return
breathe
watertight
flow
lee
flowless
one-way
semiliquid
flightlessly
free water
indraught
sleek
streamlined
aerodynamic
flowing
counterflow
outskip
semi-liquid
wash up
swim
waterproofed
rainproof
waterproof
clack
release
nonevacuated
clapper valve
flux
spill
clack valve
channel
spillage
smooth
blown
waft
airlessly
vent
plain sailing
retrotransport
unidirectionally
gas-tight
draughtless
weather
airfreight
uncorked
airtight
dropless
air-tight
nonwaterborne
run
permeable
leaky
impermeable
fly
whiff
blow away
antidromic
standing
saltation
nonflying
back up
register
ebb
slosh
Helmholtz resonator
break ground
spurt
fly like a rock
free-range
backflow
nonflow
solo
nonturbulent
footway
trough
draw
willy-nilly
gutter
flush down
flowy
overweather
swill
shed
liquid
wash down
gleet
antiflow
still water
tide gate
reflux
flow of air
airflow
nonearthbound
wakeless
air flow
creekless
backrun

English words for 'allowing air or liquid to travel in one direction only, and not permitting its return.'

As you may have noticed, above you will find words for "allowing air or liquid to travel in one direction only, and not permitting its return.". Hover the mouse over the word you'd like to know more about to view its definition. Click search related words by phrase or description. to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.

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