1. Date of the Allied landing in France, World War II
   - D-day

Type of: date, day of the month

• airdock
• airdrome
• airdrop
• Aire
• Aire River
• aired
• Airedale
• Airedale terrier
• airer
• airfare
• airfield
• airflow
• airfoil
• airforce
• airframe
• airfreight
• airgun
• airhead
• airheaded
• airily
• airiness
• airing
• airing cupboard
• airless
• airlift