Meaning

adjective annoying and unpleasant

adjective causing a sensation as of things crawling on your skin

originEtymology tree Proto-Indo-European *grewbʰ-der. Proto-Germanic *kreupaną Proto-West Germanic *kreupan Old English crēopan Middle English crepen English creep Proto-Indo-European *-kos Proto-Germanic *-gaz Proto-West Germanic *-g Old English -iġ Middle English -y English -y English creepy From creep + -y.

Etymology from Wiktionary, CC BY-SA 3.0