15-Letter Words Matching _________N_R___

There are 12 15-letter words that match _________N_R___. 3 are common words, such as CONFECTIONERIES and EXTRAORDINARILY. A rarer one is SUBMETACENTRICS. In this set, I is the most frequent open letter (12 words). 1 words contain a doubled letter.

Full list 12

confectioneriesextraordinarilyrevolutionariesanticholinergicquincentenariesconfectionarieshemoglobinuriasnonstationariesplatitudinarianpostmillenarianrevolutionarilysubmetacentrics

About this list

Words
12 (3 common words)
Common example
confectioneries
Rare example
submetacentrics
Doubled letters
1
Ending in S
7
Most frequent letter
I (12)

Questions

How many 15-letter words matching _________n_r___ are there?

12. 3 of them are common words.

What is a common example?

CONFECTIONERIES is among the common words in this set.