Thanks for the tag @Sargar114
This is so hard! But the tagged book has really stuck with me all year.
Runners up:
Squeeze Me by Carl Hiaasen
Carry On by Rainbow Rowell
The Enchanted April by Elizabeth von Arnim
Black Buck by Mateo Askaripour
The Guncle by Steven Rowley
Nightmare Alley by Lindsay William Gresham
Razorblade Tears by S.A. Cosby
The Book of Unknown Americans by Cristina Henriquez
Jane and the Unpleasantness at Scargrave Manor