9-Letter Words Matching ____R___M

There are 22 9-letter words that match ____R___M. 7 are common words, such as ALGORITHM and ARBORETUM. A rarer one is UNDERBRIM. 1 words contain a doubled letter.

Full list 22

algorithmarboretumlogarithmmodernismsugarplumsynergismytterbiumabsurdismdichroismexpertismheteronymhyperformliteratimpetershamreformismsquiredominterfirmintertermsaturnismsuperfarmsuperfirmunderbrim

About this list

Words
22 (7 common words)
Common example
algorithm
Rare example
underbrim
Doubled letters
1
Ending in S
0

Questions

How many 9-letter words matching ____r___m are there?

22. 7 of them are common words.

What is a common example?

ALGORITHM is among the common words in this set.