9-Letter Words Matching _____R__M

There are 69 9-letter words that match _____R__M. 28 are common words, such as BACTERIUM and BARBARISM. A rarer one is TENEBRISM. In this set, I is the most frequent open letter (47 words). 29 words contain a doubled letter.

Full list 69

Common words

bacteriumbarbarismboardroomcheckroomclassroomcloakroomcofferdamcourtroomdeuteriumdiaphragmelbowroomgreenroom
bacteriumbarbarismboardroomcheckroomclassroomcloakroomcofferdamcourtroomdeuteriumdiaphragmelbowroomgreenroomguardroomisomerismlunchroommannerismmartyrdommesmerismmidstreampauperismstateroomstockroomstoreroomtelluriumterrariumterrorismvoyeurismvulgarismairstreamanthuriumapriorismauteurismcaldariumcareerismcollyriumelateriumepicurismepiphragmerythrismgrillroomguestroomherbariumhouseroomisobarismkaiserdomkaiserismmanubriummeliorismmenstruumneoterismpressroomrhinariumsacrariumsalesroomsensoriumseptariumstaffroomtriforiumvampirismwelfarismcalvariumcastoreumchimerismcriteriumlathyrismmultiroomproofroomstillroomtenebrism

About this list

Words
69 (28 common words)
Common example
bacterium
Rare example
tenebrism
Doubled letters
29
Ending in S
0
Most frequent letter
I (47)

Questions

How many 9-letter words matching _____r__m are there?

69. 28 of them are common words.

What is a common example?

BACTERIUM is among the common words in this set.