15-Letter Words Matching ____O___R______

There are 45 15-letter words that match ____O___R______. 12 are common words, such as DISCONCERTINGLY and MICROAGGRESSION. A rarer one is PROSOPOGRAPHIES. In this set, I is the most frequent open letter (40 words). 13 words contain a doubled letter.

Full list 45

Common words

disconcertinglymicroaggressionmisconstructionneoconservativenonconformitiesnonconstructivenoncooperationsphotoengravingsphotojournalismphotojournalistradiotherapistsrephotographing
disconcertinglymicroaggressionmisconstructionneoconservativenonconformitiesnonconstructivenoncooperationsphotoengravingsphotojournalismphotojournalistradiotherapistsrephotographingdisconcertmentseconometricianshypnotherapistsmicrosporangiummicrosporophyllnonconformancesphotometricallyphotomicrographphotomicroscopeproconservationradiometricallyradiomicrometerchemotherapistscoulometricallydisconformitieseconometricallyeudiometricallyheliometricallyhydroxyprolinesmacroaggregatedmacroaggregatesmicrosporocytesneoconservatismneurofibrillaryneurosecretionsnonconcurrencesnonconservationnonconservativenonconstructionphotodegradablepreponderanciespreponderationsprosopographies

About this list

Words
45 (12 common words)
Common example
disconcertingly
Rare example
prosopographies
Doubled letters
13
Ending in S
18
Most frequent letter
I (40)

Questions

How many 15-letter words matching ____o___r______ are there?

45. 12 of them are common words.

What is a common example?

DISCONCERTINGLY is among the common words in this set.