1. Lacking information or instruction
   - unenlightened, naive, naïve

See also: uninformed

• membership
• membership card
• Membracidae
• membrane
• membrane bone
• membrane-forming
• membranophone
• membranous
• membranous labyrinth
• meme
• Memel
• memento
• memento mori
• memetic
• memetics
• memo
• memoir
• memorabilia
• memorability
• memorable
• memorably
• memoranda
• memorandum
• memorial
• Memorial Day