This video explains well why men creep women out with the way they look at them

Check it out. It's only 9 mins long. The list of it is, the author claims that the male mating system is closely related to our hunting brain and when a man sees a woman he's attracted to, he stares her down like she is a deer to be hunted down and eaten and that creeps women out like nothing else.

https://youtu.be/KMNNcKlNuQs