onager /onˈə-jər/

1. The wild ass of Central Asia
2. An ancient military engine for throwing great stones

• penumbra
• penumbral
• penumbras
• penumbrous
• penuries
• penurious
• penuriously
• penuriousness
• penuriousnesses
• penury
• pen-wiper
• pen-wipers
• penwoman
• peon
• peonage
• peonages
• peonies
• peonism
• peonisms
• peons
• peony
• people
• precognise
• precognised
• precognises