patio. audio. folio. curio. radio. ratio.
studio
patio, radio, audio
adagio
Studio
Agio
Radio
Studio is a 6 letter word ending with io. Additional words include adagio, bagnio, barrio, daimio, nuncio and vibrio.
five (in-ter-nat-io-nal)
barrio, Coolio, adagio, studio
barrio, studio, Coolio, adagio
If you are referring to the Italian word 'Io' which can be used in the sentence 'Io Sono', Io means I. Io sono means I am.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern B-IO-. That is, five letter words with 1st letter B and 3rd letter I and 4th letter O. In alphabetical order, they are: brios