The word "keniston" is a rare surname that is not commonly used as a vocabulary word. It is pronounced as /kɛnɪstən/, with emphasis on the second syllable. The phonetic transcription of this word helps us to understand the correct pronunciation of each letter in the word. The "k" sound is produced with the back of the tongue against the soft palate. The "e" sound is a short vowel, pronounced with the mouth slightly open. The "n" sound is created with the tip of the tongue against the upper teeth and the lips open. The word "keniston" is spelled with precision and each letter corresponds to a specific sound.