Kochel is a word that can be difficult to spell due to its irregular pronunciation. In IPA phonetic transcription, it is written as /ˈkoʊkəl/. The "k" sound is represented by the letter "k," while the "o" sound is represented by the combination of letters "o" and "e." The "ch" sound is written as the letters "c" and "h," and the final "l" sound is spelled with the letter "l." Overall, the spelling of kochel may seem strange but is necessary to accurately represent its pronunciation.