What idiom contains the word "daunting"?

Fear and fear, Wà ng é r Sh ng Wè i? ,

Fear: fear, fear. I was scared when I saw it.

(1) When the teacher is angry, the serious face is daunting.

(2) His serious expression often scares students.

(3) Standing under the Tiandu Peak of Huangshan Mountain is really daunting. But after getting up the courage to climb up, I feel that it is not terrible.

(4) The stone stands tall and shaky, which makes people daunting.

(5) It seems daunting, but it is not difficult at all.

(6) The child is afraid of you, why don't you get close to him?

(7) This mountain road is rugged, with cliffs beside it, which is daunting.

His mother is the most formidable woman.

(9) The steep mountain peaks are daunting.

Dubov people are simply frightening.

The king's mother is a formidable old woman.

Everyone looked at the mayor in awe. When civilians first saw him, someone was whispering.

(13) China has a vast territory and complex terrain, and its solid walls are enough to make the enemy daunting.

(14) He is a general and many people are afraid of him.