15-Letter Words Matching ______O__R_____

There are 18 15-letter words that match ______O__R_____. 0 are common words, such as ELECTRONARCOSIS and EXTEMPORARINESS. A rarer one is ULTRAMODERNISTS. In this set, I is the most frequent open letter (17 words). 1 words contain a doubled letter.

Full list 18

electronarcosisextemporarinesshypochondriacalhypochondriaseshypochondriasisstreptothricinscarcinosarcomaselectrosurgicalenantiomorphismenantiomorphoushypermodernistshyperpolarizingmultipolaritiesoverproportionsreactionaryismssupergovernmenttrifluoperazineultramodernists

About this list

Words
18 (0 common words)
Common example
electronarcosis
Rare example
ultramodernists
Doubled letters
1
Ending in S
12
Most frequent letter
I (17)

Questions

How many 15-letter words matching ______o__r_____ are there?

18. 0 of them are common words.

What is a common example?

ELECTRONARCOSIS is among the common words in this set.