U-boat /ūˈbōt or (German) ooˈ/

A German submarine

• yabbie
• yabbies
• yabby
• ya-boo
• ya-boo sucks
• yacca
• yaccas
• yacht
• yacht-built
• yacht club
• yacht clubs
• yachted
• yachter
• yachters
• yachtie
• yachties
• yachting
• yachtings
• yachts
• yachtsman
• yachtsmanship
• yachtsmanships
• yachtsmen
• yachtswoman
• yachtswomen