The English term "air-valve" matches the Dutch term "ventiel"

other english words that include "air" : dutch :
matter, affair, business, case, concern aangelegenheid
affair, case, matter, business affaire
air-conditioned air-conditioned
air-conditioning air-conditioning
air-conditioning airco
arm-chair, armchair armstoel
balloon, air-balloon ballon
fair, bazaar, market bazaar
beneath, below, downstairs, under, underneath beneden
upstairs boven
Cairo Cairo
Cairo Caïro
Congo, Zaire Congo
below, downstairs, underneath daarbeneden
matter, object, affair, thing, business, case ding
pair duo
fairy feeëriek
she, its, her, hair, hairs, their haar
hair haardos
hair-splitter, nit-picker, niggler haarklover
hair-splitting haarkloverij
hairs haren
hairy, shaggy harig
repair herstellen
hairdresser kapster
hair-do knipbeurt
Zaire, Congo Kongo
pair koppel
airline-pilot lijnpiloot
odour, heaven, sky, odor, scent, atmosphere, air lucht
air-defence luchtafweer
balloon, air-balloon luchtballon
air-lift luchtbrug
air-pressure luchtdruk
air-gun luchtdrukgeweer
air-squadron luchteskader
air-filter luchtfilter
airport luchthaven
air-valve luchtklep
air-cushion luchtkussen
air-mail luchtpost
air-grid luchtrooster
air-ship luchtschip
air-defence luchtverdediging
air-pollution luchtverontreiniging
air-fleet luchtvloot
air-resistance luchtweerstand
airway luchtweg
air-pocket luchtzak
airsick luchtziek
airsickness luchtziekte
marketplace, fair, market, bazaar markt
fair, marketplace, bazaar, market marktplaats
fair, market, bazaar, marketplace marktplein
dairy melkinrichting
nit-picker, niggler, hair-splitter muggezifter
hair-splitting muggezifterij
staircase, stairs opgang
stair, rung opstap
stair, rung opstapje
pair paar
chairman, president praeses
prairie prairie
president, chairman preses
president, chairman president
hairpiece, wig pruik
repair repareren
shaggy, hairy ruig
shaggy, hairy, untidy, bristly ruigharig
pair, suit, outfit stel
chair stoel
fairly, relatively, sufficiently tamelijk
stairs, grade, staircase, degree trap
rung, stair tree
stair, rung treeplank
pair tweetal
despairingly uitroepen
fairway vaargeul
repair verhelpen
despair vertwijfelen
air-squadron vliegeskader
airfield vlieghaven
aeroplane, plane, aircraft, airplane, air-plane vliegmachine
airplane, aeroplane, aircraft, plane, air-plane vliegtuig
airfield vliegveld
president, chairman voorzitter
despair wanhopen
boutique, business, affair, shop, case, matter zaak
Zaïre Zaïre
armchair, arm-chair zorgenstoel
dairy zuivelfabriek
other english words that include "valve" : dutch :
valve klep
air-valve luchtklep
valve schuif