List of spook synonyms and spook related words.
Masan, affright, agent, agitate, alarm, apparition, appearance, astral, astral spirit, awe, banshee, bogey, bug, case, character, control, convulse, curdle the blood, departed spirit, discompose, disembodied spirit, disquiet, distract, disturb, duck, duppy, dybbuk, eidolon, embroil, form, fright, frighten, funk, ghost, grateful dead, guide, hant, haunt, horripilate, idolum, immateriality, incorporeal, incorporeal being, incorporeity, larva, lemures, make one tremble, manes, materialization, obsess, oddball, oddity, oni, original, perturb, phantasm, phantasma, phantom, poltergeist, possess, presence, psych, quiz, raise apprehensions, revenant, scare, shade, shadow, shake, shape, shrouded spirit, specter, spectral ghost, spirit, sprite, spy, stagger, startle, terrify, terrorize, theophany, throw, throw into confusion, trouble, undercover man, unman, unnerve, unsettle, unstring, unsubstantiality, upset, vision, walking dead man, wandering soul, wraith, zombie