Panic (5)
'panic' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for fear that I've seen before include "Anxiety caused by danger" , "Alarm, reverence" , "awe" , "Consternation" , "Cutting edge" .)
(Other definitions for fret that I've seen before include "Bar on fingerboard of guitar" , "Chafe; worry" , "Worry - decoration - part of guitar" , "Harry - on the guitar" , "Worry - bar on the fingerboard of a stringed instrument" .)
'panic' is the definition.
(alarm can mean panic or fear)
This is the entire clue.
(Other definitions for alarm that I've seen before include "Burglar deterrent" , "Scare or worry" , "Flap" , "Scare with warning device" , "Put the wind up" .)