Synonyms for Boneheaded

Synonyms starting with letter I

• idiotic

  stupid, ignorant
• insensitive

  stupid
• imbecilic

  stupid
• ignorant

  stupid
• imbecile

  stupid
• inane
• ill-conceived
• impractical
• indiscreet
• insensate
• insane
• ill-mannered
• imperceptive
• imprudent
• irresponsible
• immature
• ill-bred
• illiterate
• illogical
• invalid
• irrational