9-Letter Words Matching ______I_O

There are 15 9-letter words that match ______I_O. 2 are common words, such as INCOGNITO and SIMPATICO. A rarer one is CARBAMINO. 3 words contain a doubled letter.

Full list 15

incognitosimpaticoaltissimoandantinobeccaficocampesinocentesimoduodecimomagnificosanbenitosgraffitosignorinosolferinosopraninocarbamino

About this list

Words
15 (2 common words)
Common example
incognito
Rare example
carbamino
Doubled letters
3
Ending in S
0

Questions

How many 9-letter words matching ______i_o are there?

15. 2 of them are common words.

What is a common example?

INCOGNITO is among the common words in this set.