11-Letter Words Matching ____R____A_

There are 80 11-letter words that match ____R____A_. 34 are common words, such as ADVERSARIAL and ADVERTORIAL. A rarer one is SUPERSEDEAS. In this set, I is the most frequent open letter (61 words). 13 words contain a doubled letter.

Full list 80

Common words

adversarialadvertorialcamerawomancaterpillarcentrifugalcentripetalcoloraturascongressmancontractualdeferentialdiacriticalfratricidal
adversarialadvertorialcamerawomancaterpillarcentrifugalcentripetalcoloraturascongressmancontractualdeferentialdiacriticalfratricidalgonorrhoeashypermediasincorporealinferentialinterlinearinterraciallibertarianmonarchicalnoncriminalnoncriticalnongranularnontropicalquadrennialquadrupedalreportorialreverentialseborrhoeassubtropicalsuperficialtheoreticalunchristianventricularreferentialaircraftmanantiradicalarthralgiasdextrocularheteropolarhyperboreanimperativalintercostalinterdentalinterfacialinterocularinterradialinterregnalintersexualprecriticalpreprandialprocrusteanrepertorialsaturnaliansaturnaliassteeragewaysubcriticalsupernormalanthropicalarteriogramarthropodanautarchicalbipyramidaldysarthriasenteroviralhypermaniashypersexualhypertoniasinsertionalinterannualintercensalintertribalmandragorasmycorrhizaemycorrhizalmycorrhizaspantropicalprefreshmanreversionalsupersedeas

About this list

Words
80 (34 common words)
Common example
adversarial
Rare example
supersedeas
Doubled letters
13
Ending in S
12
Most frequent letter
I (61)

Questions

How many 11-letter words matching ____r____a_ are there?

80. 34 of them are common words.

What is a common example?

ADVERSARIAL is among the common words in this set.