Unnerve
Else clues• Cause to cower
• Cause to lose courage
• Cow
• Deter
• Discourage
• Discourage Democratic relative (5)
• Dishearten
• Dismay
• Dispirit
• Faze
• Frighten
• Frighten off
• Intimidate
• Lessen one's courage
• Lessen the courage of
• Overawe
• Overcome with fear
• Scare