spook

1 spook /ˈspuːk/ noun
plural spooks
1 spook
/ˈspuːk/
noun
plural spooks
Britannica Dictionary definition of SPOOK
[count] informal
2 spook /ˈspuːk/ verb
spooks; spooked; spooking
2 spook
/ˈspuːk/
verb
spooks; spooked; spooking
Britannica Dictionary definition of SPOOK
chiefly US, informal
1 
[+ object] : to scare or frighten (a person or animal)
2 
[no object] : to become frightened — usually used of an animal