11-Letter Words Matching ____M_____R

There are 17 11-letter words that match ____M_____R. 6 are common words, such as ACCUMULATOR and CALUMNIATOR. A rarer one is BROOMBALLER. In this set, O is the most frequent open letter (15 words). 6 words contain a doubled letter.

Full list 17

accumulatorcalumniatordenominatorsteamfittersteamrollerthermometerassimilatordynamometerforaminiferilluminatorindemnifierinseminatorintimidatorseismometersnowmobilerthermomotorbroomballer

About this list

Words
17 (6 common words)
Common example
accumulator
Rare example
broomballer
Doubled letters
6
Ending in S
0
Most frequent letter
O (15)

Questions

How many 11-letter words matching ____m_____r are there?

17. 6 of them are common words.

What is a common example?

ACCUMULATOR is among the common words in this set.