The term "creepy stalker" is an unsettling and frightening concept, often associated with the feeling of being watched and followed by an obsessive individual. When it comes to finding synonyms for the term, one could use phrases such as predatory lurker, eerie watcher, or unsettling pursuer. Other words that could be used include intrusive follower, menacing observer, or even menacing tracker. Ultimately, the synonyms for creepy stalker depend on the context and severity of the situation, but they all evoke a sense of unease, discomfort, and fear. Whatever term is used, it is important to take the concept seriously and seek help if needed.