rotula /rotˈū-lə/

1. The knee-cap (anatomy)
2. A radial piece of Aristotle's lantern in sea-urchins (zoology)

• spurne
• spurned
• spurner
• spurners
• spurnes
• spurning
• spurnings
• spurns
• spurred
• spurrer
• spurrers
• spurrey
• spurreys
• spur-rial
• spurrier
• spurriers
• spurries
• spurriest
• spurring
• spurrings
• spur rowel
• spur rowels
• spur-royal
• spur-royals
• spurry