onager /onˈə-jər/

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

• rowel-head
• rowel-heads
• rowelled
• rowelling
• rowels
• rowel-spur
• rowel-spurs
• rowen
• rowens
• rower
• rowers
• row house
• row houses
• rowing
• rowing boat
• rowing boats
• rowing machine
• rowing machines
• rowings
• rowlock
• rowlocks
• rowme
• rowmes
• rownd
• rowndell