13-Letter Words Matching M_________R__

There are 14 13-letter words that match M_________R__. 4 are common words, such as MILLIONNAIRES and MISADVENTURES. A rarer one is MULTISPECTRAL. In this set, I is the most frequent open letter (14 words). 4 words contain a doubled letter.

Full list 14

millionnairesmisadventuresmountaineeredmulticulturalmastigophoranmisrememberedmonosymmetricmagistraturesmagnetometricmicroculturalmicroculturesmillilambertsmisregisteredmultispectral

About this list

Words
14 (4 common words)
Common example
millionnaires
Rare example
multispectral
Doubled letters
4
Ending in S
5
Most frequent letter
I (14)

Questions

How many 13-letter words matching m_________r__ are there?

14. 4 of them are common words.

What is a common example?

MILLIONNAIRES is among the common words in this set.