The spelling of the word "KUK" might look simple, but its pronunciation may vary based on different languages. In the English language, it is usually pronounced as /kʊk/ with a short vowel sound, while in some other languages like Swedish, it is pronounced as /kʉːk/ with a longer vowel sound. The IPA transcription of this word is 'kʌk.' Spelling and pronunciation always play a significant role in communication, which is why mastering both can make a significant difference in effective communication.