14-Letter Words Matching ______I___O___

There are 15 14-letter words that match ______I___O___. 3 are common words, such as DECOMMISSIONED and JURISDICTIONAL. A rarer one is UREDINIOSPORES. 2 words contain a doubled letter.

Full list 15

decommissionedjurisdictionalrecommissioneddiverticulosesdiverticulosisendocrinologicbenzimidazolesconsociationalimprovisatoresmetronidazolesnorethindronesprecipitinogensupervirtuosostriamcinolonesurediniospores

About this list

Words
15 (3 common words)
Common example
decommissioned
Rare example
urediniospores
Doubled letters
2
Ending in S
9

Questions

How many 14-letter words matching ______i___o___ are there?

15. 3 of them are common words.

What is a common example?

DECOMMISSIONED is among the common words in this set.