Functionkey

2 clues
PC shortcut device
A PC user may press one
Similar answers:
Churchfunction
Defunct
Demandafunction
Followsfunction
Foremanfunction
Formfollowingfunction
Forumfollowsfunction
Function
Functioned
Functionkey
Functiononearth
Ignitionkey
Malfunction
Motorfunction
Perfunctory
Thelionkeying