1. With respect to function
   "the two units are functionally interdependent"

See also: functional

• fig out
• fig tree
• fig up
• fig wax
• fig-bird
• fig-shaped
• figeater
• fight
• fight back
• fight down
• fight off
• fighter
• fighter aircraft
• fighter pilot
• fighter-bomber
• fighting
• fighting chair
• fighting chance
• fighting cock
• fighting fish
• Fighting French
• Fighting Joe Hooker
• figment
• figural
• figural blindness