A feeling of minor fright, anxiety, nervousness, apprehension, "the willies", phobic

the creeps

A passe term used to refer to a feeling of being 'freaked out'.

1. Noun: The physical and psychic reaction to something revolting or disgusting. May be expressed in a shiver, shudder, or the archtypal skin crawling.

2. Noun: The fear response to something perceived as paranormal. Being spooked or creeped out.

A sensation one feels when they enter a scarey situation with unknown consequences.

the feeling that one gets because of a scary situation.

scared as hell