13-Letter Words Matching ______S__R___

There are 25 13-letter words that match ______S__R___. 7 are common words, such as ADMINISTERING and CLOTHESHORSES. A rarer one is TRANSISTORISE. In this set, T is the most frequent open letter (23 words). 6 words contain a doubled letter.

Full list 25

Common words

administeringclotheshorsesfilibusterersfilibusteringovermasteringtransistorizeunnecessarilychiaroscuristfreemasonriesheterosporousphalansterianuntransformed
administeringclotheshorsesfilibusterersfilibusteringovermasteringtransistorizeunnecessarilychiaroscuristfreemasonriesheterosporousphalansterianuntransformedantihystericscotransferredcotransportedenregisteringheterosporiesphalansteriesreregisteringretransferredretransformedstigmasterolsthalassocracythalassocratstransistorise

About this list

Words
25 (7 common words)
Common example
administering
Rare example
transistorise
Doubled letters
6
Ending in S
9
Most frequent letter
T (23)

Questions

How many 13-letter words matching ______s__r___ are there?

25. 7 of them are common words.

What is a common example?

ADMINISTERING is among the common words in this set.