1. Designed to activate or move or regulate itself
   - self-acting, self-activating, self-regulating

See also: automatic

• 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
• filiate