Make (one's)/the hair stand up on the back of (one's) neck phrase informal
Used to say that someone or something makes one feel extremely frightened.
The movie "The Nun" has made her hair stand up on the back of her neck
The scream from the abandoned house last night made his hair stand up on the back of his neck
Are you making my hair stand up on the back of my neck by your imaginary stories?
The verb "make" should be conjugated according to its tense.
To not wonder, worry or be surprised about what is not predicted will happen in life because anything could happen
Sometimes, the secret to stay happy is to expect the unexpected.