8-Letter Words Matching _____I_O

There are 14 8-letter words that match _____I_O. 6 are common words, such as GRAFFITO and IMPETIGO. A rarer one is PECORINO. In this set, T is the most frequent open letter (7 words). 4 words contain a doubled letter.

Full list 14

graffitoimpetigomosquitoneutrinopalominopoliticoautogirocioppinocruzeirovitiligozecchinoclassicomilesimopecorino

About this list

Words
14 (6 common words)
Common example
graffito
Rare example
pecorino
Doubled letters
4
Ending in S
0
Most frequent letter
T (7)

Questions

How many 8-letter words matching _____i_o are there?

14. 6 of them are common words.

What is a common example?

GRAFFITO is among the common words in this set.