The spelling of the word "tuni" is straightforward when using International Phonetic Alphabet (IPA) transcription. Its pronunciation is /tjuːni/. The "t" and "n" sounds are pronounced as usual, but the "u" is pronounced as "yu" as in "cute." The "i" sound is pronounced as "ee." "Tuni" could refer to a type of fish or be a nickname for someone whose name is Antonia or Antonio. Knowing the IPA transcription is helpful in avoiding spelling errors and accurately conveying the pronunciation of the word.