14-Letter Words Matching ______I_____O_

There are 13 14-letter words that match ______I_____O_. 4 are common words, such as DISAFFILIATION and RECONCILIATION. A rarer one is SUPERVIRTUOSOS. In this set, T is the most frequent open letter (13 words). 4 words contain a doubled letter.

Full list 13

disaffiliationreconciliationreconfirmationtransmigrationdisambiguationdefibrillationintermigrationpredesignationredistillationtransliteratorinterdiffusioninterlineationsupervirtuosos

About this list

Words
13 (4 common words)
Common example
disaffiliation
Rare example
supervirtuosos
Doubled letters
4
Ending in S
1
Most frequent letter
T (13)

Questions

How many 14-letter words matching ______i_____o_ are there?

13. 4 of them are common words.

What is a common example?

DISAFFILIATION is among the common words in this set.