field effect phototransistor
field-effect transistor (FET)
field events
field-geology
field-glass
field-glasses
field-gray
field-gun
field-hand
field-hockey
field hospital
field house
field-ice
field-magnet
field marshal
field-meeting
field-mouse
field of force
field of honour
field-officer
field-piece
field-practice
field-preacher
field programmable gate array (FPGA)
field separation character
field-sports
field-strip
field telegraph
field-telegraph
field-telephone