lackwit
/ˈlækwɪt/Definitions
1. noun
A person who is foolish or lacking in intelligence; an idiot.
“The teacher had to lower her expectations for the lackwit who consistently struggled with basic math concepts.”
2. verb
To make or declare someone a lackwit; to label or classify someone as foolish or stupid.
“The bully loved to lackwit his classmates during recess, making fun of their clothes and interests.”