15-Letter Words Matching _______M_______

There are 100 15-letter words that match _______M_______. 21 are common words, such as COUNTERMEASURES and DECONTAMINATING. A rarer one is WORRISOMENESSES. In this set, T is the most frequent open letter (88 words). 31 words contain a doubled letter.

Full list 100

Common words

countermeasuresdecontaminatingdecontaminationdevelopmentallyelectromagneticenvironmentallyindeterminaciesindeterminatelyloathsomenessesophthalmologiesophthalmologistoverstimulating
countermeasuresdecontaminatingdecontaminationdevelopmentallyelectromagneticenvironmentallyindeterminaciesindeterminatelyloathsomenessesophthalmologiesophthalmologistoverstimulatingpaterfamiliasesphantasmagoriasrecontaminatingsupernumerariestemperamentallytrigonometricalunaccommodatingwhatchamacallitwholesomenessesunimplementableanagrammatizingcircumambulatedcircumambulatescountermarchingcountermelodiesfideicommissaryforthcomingnessgalvanometricalhistocompatibleindeterminationintercommunionsisoperimetricalmagnanimousnessophthalmoscopesovercommitmentsoverdramatizingoverstimulationprogrammabilityrecontaminationredeterminationretransmissionstoothsomenessesuninformativelyanticlimacticalbasidiomycetousblasphemousnesscircumambientlycodeterminationconcertmeisterscountermovementcytochemistriesdecontaminatorsdichotomizationdichotomousnessdithyrambicallyelectromyogramselectromyographenantiomorphismenantiomorphousepigrammatizersepigrammatizingexothermicitieshyperimmunizinghypersomnolenceindeterministicintercomparisonirreformabilitylightsomenessesmaterfamiliasesmelodramatisingmelodramatizingmicrogametocytenonflammabilitynonintimidatingnonrecombinantsnonsedimentableophthalmoscopicovercommunicateoverglamorizingparanormalitiesplethysmographsplethysmographypoststimulationpoststimulatoryreacclimatizingresystematizingschlockmeisterssemisubmersiblesilversmithingssuboptimizationsuperhumanitiessupersymmetriestrihalomethanesultracommercialultrademocraticuncircumcisionswearisomenessesworrisomenesses

About this list

Words
100 (21 common words)
Common example
countermeasures
Rare example
worrisomenesses
Doubled letters
31
Ending in S
40
Most frequent letter
T (88)

Questions

How many 15-letter words matching _______m_______ are there?

100. 21 of them are common words.

What is a common example?

COUNTERMEASURES is among the common words in this set.