adown /ə-downˈ/ (archaic or poetic)

• air-to-air
• air-traffic control
• air-traffic controller
• air-trap
• air-traps
• airts
• air-umbrella
• air-umbrellas
• air vice-marshal
• airward
• airwards
• airwave
• airwaves
• airway
• airways
• airwoman
• airwomen
• airworthiness
• airworthinesses
• airworthy
• airy
• airy-fairy
• ais
• aisle
• aisled