13-Letter Words Matching ___N_______A_

There are 18 13-letter words that match ___N_______A_. 3 are common words, such as PHENOBARBITAL and TRANSNATIONAL. A rarer one is TRANSPERSONAL. In this set, T is the most frequent open letter (17 words). 2 words contain a doubled letter.

Full list 18

phenobarbitaltransnationalunintentionalconnotationaleconometricalodontologicalquindecennialroentgenogramtransactionaltranslationaluninfluentialcounterstreamcounterthreatdeontologicalgrandparentaltransculturaltransfusionaltranspersonal

About this list

Words
18 (3 common words)
Common example
phenobarbital
Rare example
transpersonal
Doubled letters
2
Ending in S
0
Most frequent letter
T (17)

Questions

How many 13-letter words matching ___n_______a_ are there?

18. 3 of them are common words.

What is a common example?

PHENOBARBITAL is among the common words in this set.