The spelling of the word "NYAAustin" can be explained through IPA phonetic transcription as /nja ˈɑstən/. The first two letters "NYA" represent the palatal nasal sound found in words like "canyon" or "onion". The following "A" represents the mid-back rounded vowel commonly known as "ah". Lastly, "Austin" is spelled as it is pronounced with the "au" diphthong representing the sound of "ah" followed by "uh". Overall, the spelling of "NYAAustin" accurately represents the sounds that make up the word.