1. Natural and unstudied
   "lectured in a free-and-easy style"
   - casual

See also: informal

• 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
• memorial park
• memorial tablet