The spelling of the word "Tiffney" can be a bit confusing due to its irregularity. The IPA phonetic transcription of this word is /ˈtɪfnɪ/. The "ti" is pronounced as "tih" and the "ffn" is pronounced as a blend of "f" and "n". This word is not very common and may have variation in spelling or pronunciation depending on the region or dialect. It's important to double check the spelling and pronunciation when using this word in written or verbal communication.