14-Letter Words Matching __R_____O_____

There are 33 14-letter words that match __R_____O_____. 13 are common words, such as DERMATOLOGICAL and DERMATOLOGISTS. A rarer one is PHRASEOLOGISTS. In this set, I is the most frequent open letter (29 words). 6 words contain a doubled letter.

Full list 33

Common words

dermatologicaldermatologistsgerontologicalgerontologistsharpsichordisthermaphroditeshermaphroditicherpetologistsparallelogramspercussionistsperfectionismsperfectionists
dermatologicaldermatologistsgerontologicalgerontologistsharpsichordisthermaphroditeshermaphroditicherpetologistsparallelogramspercussionistsperfectionismsperfectioniststerminologicalbarometrographcardiomyopathycoreligionistsherpetologicalmorphophonemesphraseologicalpyrophotometeraerobiologicalcardiothoracicchromoproteinschronobiologiccorruptionistsgerontomorphicirreligionistsmartyrologistsmyrmecologicalmyrmecologistsnarratologicalnarratologistsphraseologists

About this list

Words
33 (13 common words)
Common example
dermatological
Rare example
phraseologists
Doubled letters
6
Ending in S
17
Most frequent letter
I (29)

Questions

How many 14-letter words matching __r_____o_____ are there?

33. 13 of them are common words.

What is a common example?

DERMATOLOGICAL is among the common words in this set.