14-Letter Words Matching ________R__A__

There are 13 14-letter words that match ________R__A__. 3 are common words, such as NONCOMMERCIALS and NONRECIPROCALS. A rarer one is NEUROFIBROMATA. 5 words contain a doubled letter.

Full list 13

noncommercialsnonreciprocalsundersecretaryantidiarrhealsdimenhydrinatebildungsromanebildungsromanscontainerboarddisaccharidaseintercorrelatemacroaggregatemalacostracansneurofibromata

About this list

Words
13 (3 common words)
Common example
noncommercials
Rare example
neurofibromata
Doubled letters
5
Ending in S
5

Questions

How many 14-letter words matching ________r__a__ are there?

13. 3 of them are common words.

What is a common example?

NONCOMMERCIALS is among the common words in this set.