12-Letter Words Matching M_________S_

There are 44 12-letter words that match M_________S_. 14 are common words, such as MEETINGHOUSE and MERCANTILISM. A rarer one is MUTINOUSNESS. In this set, I is the most frequent open letter (37 words). 22 words contain a doubled letter.

Full list 44

Common words

meetinghousemercantilismmetallurgistmetamorphismmetamorphosemindlessnessmineralogistmirthfulnessmoderatenessmotherlinessmotorcyclistmournfulness
meetinghousemercantilismmetallurgistmetamorphismmetamorphosemindlessnessmineralogistmirthfulnessmoderatenessmotherlinessmotorcyclistmournfulnessmultipurposemusicologistmanifoldnessmannerlinessmasterlinessmatronlinessmercantilistmercifulnessmercurialismmetasomatismmicroscopistmithridatismmitrailleusemonographistmonometalismmorphologistmysticalnessmagnetopausemaidenlinessmalacologistmalapertnessmaterialnessmicroanalystmilitantnessmiscellanistmonochromistmonodispersemonomorphismmonorchidismmournfullestmovelessnessmutinousness

About this list

Words
44 (14 common words)
Common example
meetinghouse
Rare example
mutinousness
Doubled letters
22
Ending in S
17
Most frequent letter
I (37)

Questions

How many 12-letter words matching m_________s_ are there?

44. 14 of them are common words.

What is a common example?

MEETINGHOUSE is among the common words in this set.