13-Letter Words Matching _I________A__

There are 23 13-letter words that match _I________A__. 6 are common words, such as BICENTENNIALS and DIFFERENTIALS. A rarer one is MISARTICULATE. 8 words contain a doubled letter.

Full list 23

bicentennialsdifferentialsdifferentiatediscretionarydispassionatemisunderstandbibliotherapycinematographcircumvallatedialecticiansdisarticulatekinematographbibliomaniacsbimillennialsbiometriciansdibenzofuransdigressionarydisintoxicatemicrocrystalsmicrohabitatsmicroprogramsmisappraisalsmisarticulate

About this list

Words
23 (6 common words)
Common example
bicentennials
Rare example
misarticulate
Doubled letters
8
Ending in S
11

Questions

How many 13-letter words matching _i________a__ are there?

23. 6 of them are common words.

What is a common example?

BICENTENNIALS is among the common words in this set.