12-Letter Words Matching I_________I_

There are 15 12-letter words that match I_________I_. 2 are common words, such as ICONOCLASTIC and INTERVOCALIC. A rarer one is ISOENZYMATIC. In this set, C is the most frequent open letter (15 words). 1 words contain a doubled letter.

Full list 15

iconoclasticintervocalicichthyologiciconographicisochromaticisodiametricindomethacininterallelicintergenericintermitoticinteroceanicinterpsychicintrapsychicisoantigenicisoenzymatic

About this list

Words
15 (2 common words)
Common example
iconoclastic
Rare example
isoenzymatic
Doubled letters
1
Ending in S
0
Most frequent letter
C (15)

Questions

How many 12-letter words matching i_________i_ are there?

15. 2 of them are common words.

What is a common example?

ICONOCLASTIC is among the common words in this set.