12-Letter Words Matching ______M____R

There are 13 12-letter words that match ______M____R. 4 are common words, such as EXPERIMENTER and MINICOMPUTER. A rarer one is SUPPLEMENTER. In this set, E is the most frequent open letter (13 words). 6 words contain a doubled letter.

Full list 13

experimenterminicomputerschoolmastertelecommuterballadmongercostermongergossipmongerharbormasteroverfamiliarsubcommanderphrasemongerrhabdomancersupplementer

About this list

Words
13 (4 common words)
Common example
experimenter
Rare example
supplementer
Doubled letters
6
Ending in S
0
Most frequent letter
E (13)

Questions

How many 12-letter words matching ______m____r are there?

13. 4 of them are common words.

What is a common example?

EXPERIMENTER is among the common words in this set.