1. King and patron saint of Norway (995-1030)
   - Olaf II, Olav II, Saint Olaf, Saint Olav, St. Olaf

Type of: king, male monarch, Rex, saint

• trolley
• trolley car
• trolley coach
• trolley line
• trolleybus
• trolleyed
• trolling
• Trollius
• trollop
• Trollope
• Trombicula
• trombiculiasis
• trombiculid
• Trombiculidae
• trombidiid
• Trombidiidae
• trombone
• trombone player
• trombonist
• trommel
• tromp
• trompe-l'oeil
• trompillo
• trona
• Trondheim