She felt uncomfortable with his unwanted attention.
harassment
Frequency:
45
%
His stalking behavior crossed the line into harassment.
creepy behavior
Frequency:
40
%
His stalking of her was considered creepy behavior.
Idiomatic Expressions for stalking
Phrase: stalking the halls
Meaning: To move around or wander aimlessly in a particular place, especially in a way that makes others uncomfortable or wary.
Usage: The new employee was seen stalking the halls of the office, making everyone uneasy.