The word "Tadio" is spelled with the IPA phonetic transcription /ˈteɪdi.oʊ/. The sound "t" is followed by "ay" which represents the long vowel sound of "a". The "d" sound comes next, followed by the "i" sound, pronounced as "ee". Finally, the word ends with the sound "oh", spelled as "oʊ". This unique spelling can be tricky to remember, so it is important to practice and familiarize yourself with the IPA phonetic transcription to properly pronounce Tadio.