15-Letter Words Matching ________R_I____

There are 16 15-letter words that match ________R_I____. 6 are common words, such as CONFRATERNITIES and CONTROVERSIALLY. A rarer one is UNEXTRAORDINARY. In this set, O is the most frequent open letter (16 words). 2 words contain a doubled letter.

Full list 16

confraternitiescontroversiallydisconcertinglydisproportionalhyperthyroidismnonconformitieschoriocarcinomacounterirritantdisconformitiesdisproportionednonuniformitiesnonuniversitiesoveradvertisingoverdiversitiesteratocarcinomaunextraordinary

About this list

Words
16 (6 common words)
Common example
confraternities
Rare example
unextraordinary
Doubled letters
2
Ending in S
6
Most frequent letter
O (16)

Questions

How many 15-letter words matching ________r_i____ are there?

16. 6 of them are common words.

What is a common example?

CONFRATERNITIES is among the common words in this set.