• rurning the key,
• furning the key,
• gurning the key,
• yurning the key,
• 6urning the key,
• 5urning the key,
• tyrning the key,
• thrning the key,
• tjrning the key,
• tirning the key,
• t8rning the key,
• t7rning the key,
• tuening the key,
• tudning the key,
• tufning the key,
• tutning the key,
• tu5ning the key,
• tu4ning the key,
• turbing the key,
• turming the key

The adjective form of "turning the key" is "key-turning".