The correct spelling of the word "kilborn" is pronounced as /ˈkɪlbɔːrn/. The first syllable "kil" is pronounced with a short "i" sound, as in "kill". The second syllable "born" is pronounced with a long "o" sound, as in "borne". The "l" sound is pronounced clearly in both syllables. It is essential to know the correct spelling of the word to avoid confusion and miscommunication. Ensuring proper pronunciation and spelling of words is crucial in effective communication.