13-Letter Words Containing ETR

There are 120 13-letter words that contain ETR. 27 are common words, such as CLIOMETRICIAN and DETRIMENTALLY. A rarer one is VISCOSIMETRIC. In this set, I is the most frequent open letter (104 words). 27 words contain a doubled letter.

Full list 120

Common words

cliometriciandetrimentallydiametricallygeometricallyglobetrottersirretrievableirretrievablyisometricallymousetrappingobstetricianspenetrabilitypenetratingly
cliometriciandetrimentallydiametricallygeometricallyglobetrottersirretrievableirretrievablyisometricallymousetrappingobstetricianspenetrabilitypenetratinglyperpetrationspetrifactionspetrochemicalretrenchmentsretroactivelyretrogressingretrogressionretrogressiveretrospectingretrospectionretrospectivesymmetricallytetracyclinestrigonometricunsymmetricalanisometropiaanthropometryantisymmetriccalorimetriesdetribalizingeconometricalendometriosesendometriosisgalvanometricgeometriciansglobetrottinggravimetricalhydrometricalhypermetropiametrorrhagiasmonosymmetricnonparametricpetrificationphotometricalpretreatmentspsychometricspsychometriespsychometristretranslatingretransmittedretroactivityretroflexionsretroversionssociometricalspectrometricstoichiometrytetrachloridetetrastichoustetrasyllablethermometriesactinometriesalkalimetriesanisometropicaxisymmetriesbathymetricalbiometriciansbiotelemetriccephalometricchronometriescolorimetriescraniometriesdensitometricdilatometriesdissymmetriesdynamometrieseconometristsfluorimetriesfluorometrieshypermetricalhypermetropicmagnetometricmetronidazolemetropolitansmorphometriesnephelometricnonpetroleumsnonretractileobstetricallyparametrizingpenetrometerspetrographerspetrographiesphenmetrazinepolarimetriespsychrometricreflectometryrefractometryrespirometricretransferredretransformedretranslationretributivelyretrocessionsretrodictionsretroflectionseismometriessensitometricsupersymmetrytensiometriestetradynamoustetrafluoridetetrahedrallytetrahedritestetraploidiestetrapyrrolestetrodotoxinsturbidimetricviscosimetric

About this list

Words
120 (27 common words)
Common example
cliometrician
Rare example
viscosimetric
Doubled letters
27
Ending in S
47
Most frequent letter
I (104)

Questions

How many 13-letter words containing etr are there?

120. 27 of them are common words.

What is a common example?

CLIOMETRICIAN is among the common words in this set.