12-Letter Words Matching ____R____A__

There are 58 12-letter words that match ____R____A__. 13 are common words, such as ADVERTORIALS and CATERPILLARS. A rarer one is USUFRUCTUARY. In this set, E is the most frequent open letter (49 words). 10 words contain a doubled letter.

Full list 58

Common words

advertorialscaterpillarscongratulatediscriminatedisorientatediversionaryextortionateintermediaryintermediateinvertebratelibertariansnoncriminals
advertorialscaterpillarscongratulatediscriminatedisorientatediversionaryextortionateintermediaryintermediateinvertebratelibertariansnoncriminalssuperannuatediscriminantbiauriculatecentrifugatecongratulantcontraoctavedextrogyratedistributaryextortionaryintercostalsinterlineateintermediacyintermontaneinteroperateinterpellantinterpellatemistranslateoverregulatereversionarysparrowgrasssteeragewayssupererogatesupermundaneundersurfaceanthranilatearteriogramscentrifugalscosurfactantdextrorotaryenterokinasehyperboreanshypersurfaceintercompanyintercompareinterlibraryinterlinearsintertillageintervillagenonarbitrarynonbroadcastprebreakfastquadrennialssuperciliarysuperelevatesuperovulateusufructuary

About this list

Words
58 (13 common words)
Common example
advertorials
Rare example
usufructuary
Doubled letters
10
Ending in S
12
Most frequent letter
E (49)

Questions

How many 12-letter words matching ____r____a__ are there?

58. 13 of them are common words.

What is a common example?

ADVERTORIALS is among the common words in this set.