The correct spelling of the word "Mathes" is actually "Mathews" in English language. It is pronounced as /ˈmæθ.juːz/ using the International Phonetic Alphabet (IPA). The phonetic transcription shows that the word starts with the "m" sound followed by the "a" sound which is pronounced as "æ". Then "th" is pronounced as "θ" and "e" is pronounced as "juː". Lastly, the "s" sound is added at the end. It is important to spell words correctly to avoid confusion and comprehension errors.