How Do You Spell FONSO?
Pronunciation: [fˈɒnsə͡ʊ] (IPA) 
The correct spelling of the word "Fonso" is often a cause for confusion. The correct pronunciation of "Fonso" is /ˈfɑnsoʊ/. The initial "F" is pronounced as the voiceless labiodental fricative /f/. The "o" is pronounced as the open-mid back rounded vowel /ɑ/. The "n" is pronounced as the voiced alveolar nasal /n/. The "s" is pronounced as the voiceless alveolar fricative /s/, and the final "o" is pronounced as the high back rounded vowel /ʊ/. Therefore, the correct spelling of this word is "Fonso".
