The spelling of the word "trifonova" uses the International Phonetic Alphabet (IPA) to represent its sounds. It is spelled /triːˈfɒnəvə/, with the stress on the second syllable. The "i" is pronounced as a long "ee" sound, the "o" is pronounced as a short "o" sound, and the "a" at the end is pronounced as a schwa sound. The "f" is pronounced as an unvoiced "f" sound, and the "n" is pronounced as an "n" sound. Overall, the spelling of "trifonova" follows English phonetic rules to represent the sounds of the word.