fibula /fibˈū-lə/

1. A brooch in the shape of a safety pin
2. The outer and thinner of the two bones from the knee to the ankle in the human skeleton, or a corresponding bone in other animals

• twattle
• twattled
• twattler
• twattlers
• twattles
• twattling
• twattlings
• tway
• threadfin
• threadfins
• threadier
• threadiest
• threadiness
• threadinesses
• threading
• thread-lace
• thread-laces
• threadlike
• threadmaker
• threadmakers
• thread mark
• thread marks
• Threadneedle Street
• thread of life
• thread-paper