15-Letter Words Matching __O_______I____

There are 21 15-letter words that match __O_______I____. 2 are common words, such as EGOCENTRICITIES and PROFITABILITIES. A rarer one is PROVINCIALIZING. In this set, I is the most frequent open letter (20 words). 6 words contain a doubled letter.

Full list 21

egocentricitiesprofitabilitiesbiogeochemistrychoriocarcinomaphotoelasticityphototransistorprogrammabilityprogressivitiesproprietoriallybioavailabilitybiogeochemicalsbiostatisticianbloodguiltinesscrosslinguisticexothermicitiesphototoxicitiesprogressivisticpromotabilitiespronunciationalprovincialitiesprovincializing

About this list

Words
21 (2 common words)
Common example
egocentricities
Rare example
provincializing
Doubled letters
6
Ending in S
9
Most frequent letter
I (20)

Questions

How many 15-letter words matching __o_______i____ are there?

21. 2 of them are common words.

What is a common example?

EGOCENTRICITIES is among the common words in this set.