13-Letter Words Matching ____O____R___

There are 28 13-letter words that match ____O____R___. 7 are common words, such as AUTHORITARIAN and CARBONIFEROUS. A rarer one is THOROUGHBRACE. In this set, E is the most frequent open letter (23 words). 6 words contain a doubled letter.

Full list 28

Common words

authoritariancarboniferousethnocentrismphilodendronsrhododendronssuppositoriesthoroughbredsachlorhydriasaneroidographferroconcretehydrochloridelingonberries
authoritariancarboniferousethnocentrismphilodendronsrhododendronssuppositoriesthoroughbredsachlorhydriasaneroidographferroconcretehydrochloridelingonberriesnonconcurrentsalmonberriescyclodextrinsmicrofilariaemicrofilarialmicroprogramsnonconcurringnonmonetaristpremonitorilyprotonotariesrechoreographrencounteringstoloniferoussubcontrariessulfonylureasthoroughbrace

About this list

Words
28 (7 common words)
Common example
authoritarian
Rare example
thoroughbrace
Doubled letters
6
Ending in S
14
Most frequent letter
E (23)

Questions

How many 13-letter words matching ____o____r___ are there?

28. 7 of them are common words.

What is a common example?

AUTHORITARIAN is among the common words in this set.