The spelling of the word "Arnet" can be confusing as it has multiple variations such as Arnett and Arnette. The correct pronunciation of this word is /ˈɑrnət/. The stress is placed on the first syllable "Ar" and the vowel sound in the second syllable is short and pronounced as "uh". The letter "e" at the end of the word is silent, and can be dropped in certain contexts without affecting the word's meaning. Overall, using the correct IPA transcription can help clarify the spelling and pronunciation of this word.