Related Clues:
- Cause of some quaking
- Adrenaline trigger
- Expect with alarm
- ''. . . the __ of my existence''
- Emotion conquered by daredevils
- Be scared of
- Proverbial thorn
- Cause of white knuckles
- More than just butterflies
- Courage opposite
- Cause of destruction
- Apprehensiveness
- Cause of quaking
- Bringer of ill
- North Carolina cape