billet-doux /bi-li-dooˈ or bē-yā-dooˈ/

A love letter

• Irishness
• Irish pound
• Irish Republican Army
• Irishry
• Irish Scot
• Irish setter
• Irish stew
• Irish terrier
• Irish water spaniel
• Irish wolfhound
• Irishwoman
• iris recognition
• iris scanning
• iritic
• iritis
• iritises
• irk
• irked
• irking
• irks
• irksome
• irksomely
• irksomeness
• irksomenesses
• IRL