creeped up adj.
(orig. US black) apprehensive, worried.
|Always Leave ’Em Dying 128: I damn well wasn’t going to get all creeped up — the way everybody was supposed to — by the clever props.|
|Breaks 91: I felt so creeped I broke from the catatonic clinch.|
|(con. 1940s–60s) Straight from the Fridge Dad 2: All creeped up Scared, apprehensive, frightened.|