onager /onˈə-jər/

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

• perithecium
• periti
• peritonaeal
• peritonaeum
• peritonaeums
• peritonea
• peritoneal
• peritoneoscopy
• peritoneum
• peritonitic
• peritonitis
• peritonitises
• peritrack
• peritracks
• peritrich
• peritricha
• peritrichous
• peritus
• perityphlitis
• perityphlitises
• perivitelline
• periwig
• periwigged
• periwigging
• periwig-pated