rotula /rotˈū-lə/

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

• yellow yorling
• yellow-yowley
• yells
• yelm
• yelmed
• yelming
• yelms
• yelp
• yelped
• yelper
• yelpers
• yelping
• yelpings
• yelps
• yelt
• yelts
• Yemeni
• yen
• Yenglish
• yenned
• yenning
• yens
• yenta
• yentas
• Yeo.