Key

• lock and key
• skate key for roller skates
• keys (clues) to solving a mystery
• typewriter and computer keyboards
  • the QWERTY and Dvorak keyboard layouts
• key of a piece of music: see key signature, Key (music)
• key[?], a moving part of a musical instrument
• keying video
• cryptographic keys
• the Florida keys
• Key[?] in painting and photography

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