10-Letter Words Matching ____I___I_

There are 52 10-letter words that match ____I___I_. 9 are common words, such as GINGIVITIS and MARGINALIA. A rarer one is TERMITARIA. In this set, C is the most frequent open letter (32 words). 6 words contain a doubled letter.

Full list 52

Common words

gingivitismarginaliamultimediapaediatricsepticemiasepticemicsyphilitictendinitistragicomicamphibolicamphimixisbyssinosis
gingivitismarginaliamultimediapaediatricsepticemiasepticemicsyphilitictendinitistragicomicamphibolicamphimixisbyssinosiscalliopsiscardialgiacervicitischarivarischiliasticdiakinesisepididymisflorilegiafolliculingramicidinhelminthicisopiesticmultigrainpollinosisprecipitinprovitaminamphiploidcalcinosiscalcitonincousinshipcypripediacystinuriadyskinesiadyskineticenchiridiaflorigenicheroicomickallikreinkaoliniticmillicuriemultichainmulticuriemultigenicnonmimeticoliviniticololiuquissensibiliastaminodiasubtilisintermitaria

About this list

Words
52 (9 common words)
Common example
gingivitis
Rare example
termitaria
Doubled letters
6
Ending in S
12
Most frequent letter
C (32)

Questions

How many 10-letter words matching ____i___i_ are there?

52. 9 of them are common words.

What is a common example?

GINGIVITIS is among the common words in this set.