14-Letter Words Matching ___N________A_

There are 18 14-letter words that match ___N________A_. 2 are common words, such as QUINTESSENTIAL and TRANSCENDENTAL. A rarer one is TRANSPLACENTAL. 3 words contain a doubled letter.

Full list 18

quintessentialtranscendentalcounterfactualeconometricianethnographicalfrontierswomanthanatologicalunintellectualaminoaciduriascraniocerebralethnobotanicalethnohistorianiconographicalplanetologicalquincentennialtransductionaltransferentialtransplacental

About this list

Words
18 (2 common words)
Common example
quintessential
Rare example
transplacental
Doubled letters
3
Ending in S
1

Questions

How many 14-letter words matching ___n________a_ are there?

18. 2 of them are common words.

What is a common example?

QUINTESSENTIAL is among the common words in this set.