14-Letter Words Matching __I_________A_

There are 16 14-letter words that match __I_________A_. 1 are common words, such as QUINTESSENTIAL and UNIDIRECTIONAL. A rarer one is UNIDIMENSIONAL. In this set, I is the most frequent open letter (15 words). 5 words contain a doubled letter.

Full list 16

quintessentialunidirectionalanisometropiasclimatologicalcriminologicalepicontinentalepigrammaticaltridimensionaluniformitarianunintellectualaminoaciduriasaxisymmetricalchirographicalprimatologicalquincentennialunidimensional

About this list

Words
16 (1 common words)
Common example
quintessential
Rare example
unidimensional
Doubled letters
5
Ending in S
2
Most frequent letter
I (15)

Questions

How many 14-letter words matching __i_________a_ are there?

16. 1 of them are common words.

What is a common example?

QUINTESSENTIAL is among the common words in this set.