12-Letter Words Matching ____E_____T_

There are 90 12-letter words that match ____E_____T_. 36 are common words, such as ACHIEVEMENTS and AUTHENTICATE. A rarer one is YESTERNIGHTS. In this set, I is the most frequent open letter (69 words). 21 words contain a doubled letter.

Full list 90

Common words

achievementsauthenticateauthenticitybittersweetscoelenteratecollegialitycommensurateconcealmentscongealmentscongenialityconnectivitycontentments
achievementsauthenticateauthenticitybittersweetscoelenteratecollegialitycommensurateconcealmentscongealmentscongenialityconnectivitycontentmentsdiscernmentsfingerprintshouseparentsinspectoratemalleabilitymedievalistsnonresidentsoverestimatepermeabilitypoltergeistspredesignateprerequisitepresentmentsproletariatsprotectoraterefreshmentssecretariatsspaceflightsstreetlightssubjectivitysupremaciststemperamentsuniversalitywastebasketsbachelorettecollectivitycommensalityconcelebrateexpressivityimpressmentsperceptivityposterioritypredestinateprehensilityprofessoratereflectivitysilverpointssubdebutantesubtemperatetraceabilitywhitethroatsaggressivityagreeabilityantielitistsarchegoniatebumbershootsconcernmentscopresidentsdissentientsdissepimentsdistemperatedrapeabilitydriveabilityecumenicistsentreatmentseudaemonistsforgeabilityinoperculatenoncelebritynondescriptsnonfeministsnonnecessityoverexploitspansexualityperfectivityphanerophytepheneticistsphonemicistsregressivityshareabilitysummersaultssuprematistssurveillantssusceptivitysystematistsunisexualitywienerwurstsyesternights

About this list

Words
90 (36 common words)
Common example
achievements
Rare example
yesternights
Doubled letters
21
Ending in S
43
Most frequent letter
I (69)

Questions

How many 12-letter words matching ____e_____t_ are there?

90. 36 of them are common words.

What is a common example?

ACHIEVEMENTS is among the common words in this set.