The word "Harkness" is spelled with the phonetic transcription /ˈhɑːknəs/. This means that the "h" is silent and the stress is on the first syllable. The "a" is pronounced as "ah" and the "r" is pronounced with a soft "r" sound. The "k" sound is followed by a silent "n". Finally, the last syllable is pronounced as "ness". Mastering phonetic transcription is a useful skill for pronunciation and communication, and it can help anyone to accurately spell words like "Harkness".