14-Letter Words Matching ______R__O____

There are 19 14-letter words that match ______R__O____. 8 are common words, such as ASYNCHRONOUSLY and BURGLARPROOFED. A rarer one is POLYMORPHOUSLY. In this set, O is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 19

asynchronouslyburglarproofedconspiratorialdiscourteouslymetamorphosingreapportioningthundershowersweatherproofedcounterplottedgynandromorphsstercoricolouscounterprojectcounterprotestechocardiogramgeohydrologiesgeohydrologistgynandromorphynonsecretoriespolymorphously

About this list

Words
19 (8 common words)
Common example
asynchronously
Rare example
polymorphously
Doubled letters
4
Ending in S
5
Most frequent letter
O (18)

Questions

How many 14-letter words matching ______r__o____ are there?

19. 8 of them are common words.

What is a common example?

ASYNCHRONOUSLY is among the common words in this set.