12-Letter Words Matching _ER_________

There are 236 12-letter words that match _ER_________. 93 are common words, such as AERODYNAMICS and AERONAUTICAL. A rarer one is XEROPHYTISMS. In this set, I is the most frequent open letter (201 words). 44 words contain a doubled letter.

Full list 236

Common words

aerodynamicsaeronauticalbereavementscerebrationsceremoniallycertificatedcertificatesderangementsderegulatingderegulationderelictionsderisiveness
aerodynamicsaeronauticalbereavementscerebrationsceremoniallycertificatedcertificatesderangementsderegulatingderegulationderelictionsderisivenessdermatitidesdermatitisesderogatorilyfermentationgerminationsgerrymandershermeticallyherringbonesmercantilismmerchandisedmerchandisermerchandisesmerchandizedmerchandizesmerchantablemeretriciousmerrymakingsperadventureperambulatedperambulatesperambulatorperceptionalperceptivelyperceptuallypercipiencespercolationsperegrinatedperegrinatesperemptorilyperestroikasperfidiouslyperforationsperformancespericardiumsperiodicallyperiodonticsperiodontistperipateticsperipherallyperiphrasticpermanenciespermeabilitypermissivelypermutationsperniciouslyperpetratingperpetrationperpetratorsperpetuatingperpetuationperpetuitiesperplexitiespersecutionsperseverancepersistencespersistentlypersonalizedpersonalizespersonaltiespersonifyingperspectivesperspicacityperspirationpersuasivelypertinaciousperturbationperversenessperversitiesserenenessesservicewomanservicewomentercentenaryterminationsterrestrialsterriblenessterrificallyterrifyinglyterritorialsverificationvermiculitesxerographiesverdigrisingaerificationaerodoneticsaeroembolismaeromechanicaeroneurosisceroplasticscervicitisesderacinatingderacinationderegulatoryderivationalderivativelydermabrasiondermatophytefermentativeferricyanideferrocyanideferrosiliconfertilizablefervidnessesgeraniaceousgeriatriciangerontocracygerontologicheraldicallyhereditamenthereditarilyhereinbeforeheritabilityhermeneuticsherpetologickeratogenouskeratoplastymercantilistmercifulnessmercurialismmercurialitymercurializemeritocraticmerrythoughtnerverackingperceptivitypercipientlypercussivelypercutaneousperegrinatorperformativeperfusionistpericarditispericynthionperinephriumperineuritisperionychiumperjuriouslypermanganatepermittivityperplexinglyperspiratorypertinenciesperturbativeperturbinglyperviousnessseraphicallyserializablesericulturalsericulturesserigraphiesseronegativeseropositiveserpentiformserviceberryteratologiesteratologistterebinthinetergiversateverbalizableverbenaceousveridicalityvernacularlyverticillateaerenchymataaeromagneticaeromedicineaerosolizingceratopsianscerebrosidescervicitidesderepressingderepressionderivatizingdermatologicderogativelyferrimagnetsferromagnetsgerontocratsherbicidallyhereditarianhermeticismsheroicomicalherringbonedkeratinizingkeratotomiesmercurationsmeridionallymeristematicmeristicallyperchloratesperennationsperfectivelyperfectivityperformatoryperichondralperichondriaperilousnessperitoneallyperitrichousperorationalperpetuatorsperphenazineperseveratedperseveratespersonalisedpersonalisespersonalismspersonalistspersonationspersonifiersperspectivalreradiationsreregisteredreregulatingreregulationserigraphersseropurulentserotonergicserpentinelyservanthoodsterraformingveratridinesvermiculatedverticalnessxerophytisms

About this list

Words
236 (93 common words)
Common example
aerodynamics
Rare example
xerophytisms
Doubled letters
44
Ending in S
90
Most frequent letter
I (201)

Questions

How many 12-letter words matching _er_________ are there?

236. 93 of them are common words.

What is a common example?

AERODYNAMICS is among the common words in this set.