What is the correct phonetic term for the letter 'K'?

The correct phonetic term for the letter 'K' is "Kilo." The phonetic alphabet is designed to provide a standardized way of communicating letters, especially over radio or voice communications, where clarity is essential to avoid misunderstandings. "Kilo" is used in the NATO phonetic alphabet, which is widely recognized and utilized in various fields, including aviation, military, and emergency services.

"King" and "Kite" are not part of the standard phonetic alphabet, which is critical in ensuring that the intended letter is clearly understood in potentially noisy environments. "Kilo" serves this purpose effectively, making it the recognized term to represent 'K'.