15-Letter Words Matching ________T_____S

There are 131 15-letter words that match ________T_____S. 38 are common words, such as BACKSCRATCHINGS and BLAMEWORTHINESS. A rarer one is VASODILATATIONS. In this set, I is the most frequent open letter (111 words). 42 words contain a doubled letter.

Full list 131

Common words

backscratchingsblameworthinesscolorfastnessesconstitutionalsdisadvantageousdisorientationsdownheartednessforesightednessfundamentalismsfundamentalistsgastroenteritishalfheartedness
backscratchingsblameworthinesscolorfastnessesconstitutionalsdisadvantageousdisorientationsdownheartednessforesightednessfundamentalismsfundamentalistsgastroenteritishalfheartednesshardheartednesshorticulturistshyperventilatesimperfectnessesimplementationsinconsistenciesincorrectnessesinterpretationskindheartednessmaladroitnessesnearsightednessnonsympathizersovercapitalizesreconstitutionsrehabilitationsrepresentationsrepresentativessentimentalismssentimentalistssentimentalizessteadfastnessestoastmistressestransportationstrustworthinessunderstatementswarmheartednessarchaeopteryxescholecystitidescoinstantaneousconstructivismsconstructivistscorticosteroidscorticosteronesdifferentiatorsgoodheartednesshousemistresseshydrocortisonesincessantnessesincrementalistsintermittenciespithecanthropuspolyunsaturatessoftheartednesstransvestitismsunseaworthinessaminopeptidasesanticapitalismsanticapitalistsantimilitarismsantimilitaristsapocalypticismsbackscatteringsbidialectalismsblaxploitationscholecystitisescholinesterasescitriculturistscoldheartednesscomplicatednesscrashworthinesscyproheptadinescytogeneticistsdepigmentationsdifferentnessesdisinfestationsdownrightnessesecocatastrophesethnohistoriansexaggeratednessexcrementitiousfeatherstitchesfloriculturistsglucocorticoidshemagglutinateshyperaesthesiashypercriticismshyperfastidiousincapacitationsincorruptnessesincrementalismslightfastnesseslongsightednesslymphocytosisesmiscomputationsmisorientationsmonounsaturatesneuroanatomistsnonbarbituratesnonimportationsnonobjectivismsnonobjectivistsnonsimultaneousnonutilitariansopenheartednessopinionatednessoptoelectronicsorganometallicsoversweetnessespectinesterasespermanentnessesphenylbutazonespinealectomizesprotohistoriansreimplantationssacramentalismssacramentalistssentimentalisessilviculturistssubproletariatssupercontinentssupersubtletiestightfistednesstrueheartednessultrafastidiousultramontanismsuniformitariansuninhibitednessunmitigatednessvasodilatations

About this list

Words
131 (38 common words)
Common example
backscratchings
Rare example
vasodilatations
Doubled letters
42
Ending in S
131
Most frequent letter
I (111)

Questions

How many 15-letter words matching ________t_____s are there?

131. 38 of them are common words.

What is a common example?

BACKSCRATCHINGS is among the common words in this set.