IPA: /ˈspuːkɪnəs/
KK: /ˈspukɪnɪs/
The quality or state of being frightening or eerie, often related to ghosts or supernatural events.
The spookiness of the old house made everyone feel uneasy at night.
Spookiness is formed from "spook" (originating from Dutch "spook", meaning ghost or specter) and the suffix "-iness" (meaning the quality of being). The word "spookiness" refers to the quality of being spooky or ghostly.
Imagine the quality of something that feels ghostly or eerie — that's what spookiness means.