1. Coiled or curly

Derived forms: twirlier, twirliest

• filbert
• filch
• file
• file allocation table
• file away
• file cabinet
• file clerk
• file folder
• file format
• file in
• file out
• file server
• file system
• file transfer protocol
• file-like
• filefish
• filename
• filename extension
• filer
• filet
• filet de boeuf en croute
• filet mignon
• filial
• filial duty
• filial love