Code:

A= Apple

B= Bat

C= Candy corn

D= Dog

E= Eyeball

F= Frankenstein

G= Ghost

H= Hat
I= Injection
J= Jester
K= Knife
L= Leech
M= Mask
N= Night
O= Octopus
P= Pumpkin
Q= Quill
R= Reaper
S= Spider
T= Tomb
U= UFO
V= Vampire
W= Web
X= X-Ray
Y= Yeti
Z= Zombie

Hint:

Will give answers to 2-4 letters on the bottom of the page so it’s easier for people to decode. I chose the most recurring letters.

Ex.

A= Apple

T= Tomb

R= Reaper

O= Octopus

Y= Yeti

D= Dog
C= Candy corn