15-Letter Words Matching _I___I_________

There are 19 15-letter words that match _I___I_________. 8 are common words, such as DISCRIMINATIONS and DISORIENTATIONS. A rarer one is SILICIFICATIONS. In this set, S is the most frequent open letter (18 words). 6 words contain a doubled letter.

Full list 19

discriminationsdisorientationshilariousnesseslitigiousnessesmischievousnesssimplificationsvicariousnessesvivaciousnessesdistributorshipsimplicidentatebituminizationscivilianizationmicroinjectionsmisguidednessesmisorientationsmisutilizationsrigidificationssigmoidoscopiessilicifications

About this list

Words
19 (8 common words)
Common example
discriminations
Rare example
silicifications
Doubled letters
6
Ending in S
16
Most frequent letter
S (18)

Questions

How many 15-letter words matching _i___i_________ are there?

19. 8 of them are common words.

What is a common example?

DISCRIMINATIONS is among the common words in this set.