trilogy /trilˈə-ji/

1. Any group of three works, such as novels, plays, etc
2. A group of three related Greek tragedies, orig performed together
3. A triad

• peltered
• peltering
• pelters
• Peltier effect
• pelting
• peltingly
• peltings
• peltmonger
• peltmongers
• Pelton wheel
• peltries
• peltry
• pelts
• pelves
• pelvic
• pelvic arch
• nazir
• Nazirite
• nazirs
• Nazis
• Nazism
• naïf
• naïve
• naïvely
• naïveness