expression, godan verb (-su)
be scared; be frightened; be intimidated
Describes a reaction of fear or intimidation, often in response to a person, situation, or threat. The expression uses 恐れ (fear) and なす (to do/make), literally 'to make fear'.
彼は相手の強さに恐れをなして逃げ出した。
He was intimidated by his opponent's strength and ran away.
その犬は大きな音に恐れをなした。
The dog was frightened by the loud noise.