The word "Kawn" is a non-standard spelling of the word "corn." The IPA phonetic transcription for "corn" is /kɔːn/. The "o" sound in the word is represented by the IPA symbol /ɔː/. The "r" sound is also pronounced in many dialects of English, which is represented by the phonetic symbol /r/. It is important to use standard spellings of words to effectively communicate in written communication. Non-standard spellings can cause confusion and make it difficult for others to understand your message.
An inn.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.