Imbecile
/ˈɪm.bə.sɪl/
Synonyms
- fool
- dimwit
- dunce
- nincompoop
- simpleton
Slang Meanings
Numbskull
Only a numbskull would try that stunt.
Bonehead
Don't be a bonehead; that idea is terrible.
Blockhead
He felt like a blockhead after realizing his mistake.