The spelling of the word "Milek" is based on the pronunciation of its sounds. Using IPA phonetic transcription, we can see that the "M" is pronounced as /m/, the "i" as /ɪ/, the "l" as /l/, the "e" as /ɛ/, and the "k" as /k/. Therefore, "Milek" is spelled with an "M," "i," "l," "e," and "k." It is important to use proper spelling to ensure communication is clear and accurate.