15-Letter Words Matching ___________N_R_

There are 12 15-letter words that match ___________N_R_. 4 are common words, such as CARDIOPULMONARY and KINDERGARTENERS. A rarer one is UNREVOLUTIONARY. In this set, A is the most frequent open letter (12 words). 1 words contain a doubled letter.

Full list 12

cardiopulmonarykindergartenersnondisciplinarynoninflationaryinsurrectionarydisinflationarygewurztraminersquatercentenarysesquicentenarysubstitutionaryunextraordinaryunrevolutionary

About this list

Words
12 (4 common words)
Common example
cardiopulmonary
Rare example
unrevolutionary
Doubled letters
1
Ending in S
2
Most frequent letter
A (12)

Questions

How many 15-letter words matching ___________n_r_ are there?

12. 4 of them are common words.

What is a common example?

CARDIOPULMONARY is among the common words in this set.