14-Letter Words Matching I_____N_______

There are 19 14-letter words that match I_____N_______. 8 are common words, such as IDIOSYNCRASIES and ILLUMINATINGLY. A rarer one is INTERINVOLVING. In this set, E is the most frequent open letter (18 words). 7 words contain a doubled letter.

Full list 19

idiosyncrasiesilluminatinglyimpregnabilityinalienabilityindefinitenessindemonstrableirreconcilableirreconcilablyindefinabilityindependenciesindigenousnessinterinsuranceignorantnessesindemonstrablyindigenizationinordinatenessinteranimationinterinfluenceinterinvolving

About this list

Words
19 (8 common words)
Common example
idiosyncrasies
Rare example
interinvolving
Doubled letters
7
Ending in S
6
Most frequent letter
E (18)

Questions

How many 14-letter words matching i_____n_______ are there?

19. 8 of them are common words.

What is a common example?

IDIOSYNCRASIES is among the common words in this set.