14-Letter Words Matching __________N_A_

There are 16 14-letter words that match __________N_A_. 3 are common words, such as SCHIZOPHRENIAS and SUBCONTINENTAL. A rarer one is TRANSPLACENTAL. In this set, E is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 16

schizophreniassubcontinentaltranscendentalepicontinentalsemicentennialsuprasegmentalintersegmentalpanleukopeniasparainfluenzaspostmillennialpreconsonantalpresentimentalpsychastheniasquincentennialspermatogonialtransplacental

About this list

Words
16 (3 common words)
Common example
schizophrenias
Rare example
transplacental
Doubled letters
3
Ending in S
4
Most frequent letter
E (16)

Questions

How many 14-letter words matching __________n_a_ are there?

16. 3 of them are common words.

What is a common example?

SCHIZOPHRENIAS is among the common words in this set.