14-Letter Words Matching M_________R___

There are 19 14-letter words that match M_________R___. 4 are common words, such as MICROBREWERIES and MICROMETEORITE. A rarer one is MULTIFACTORIAL. In this set, O is the most frequent open letter (17 words). 2 words contain a doubled letter.

Full list 19

microbreweriesmicrometeoritemicrosurgeriesmountaineeringmastigophoransmechanotherapymercaptopurinemicrobarographmisrememberingmonosaccharidemyocardiographmagnetometriesmethoxyfluranemicroelectrodemicrometeoroidmisregisteringmonounsaturatemultielectrodemultifactorial

About this list

Words
19 (4 common words)
Common example
microbreweries
Rare example
multifactorial
Doubled letters
2
Ending in S
4
Most frequent letter
O (17)

Questions

How many 14-letter words matching m_________r___ are there?

19. 4 of them are common words.

What is a common example?

MICROBREWERIES is among the common words in this set.