15-Letter Words Matching __TR___________

There are 71 15-letter words that match __TR___________. 10 are common words, such as ASTROPHYSICISTS and ENTREPRENEURIAL. A rarer one is UNTRADITIONALLY. In this set, I is the most frequent open letter (61 words). 18 words contain a doubled letter.

Full list 71

Common words

astrophysicistsentrepreneurialextracurricularextraordinarilyintrospectivelyintrusivenessesnitrocellulosesnitroglycerinesobtrusivenessesretrospectivelyastronauticallyastronavigation
astrophysicistsentrepreneurialextracurricularextraordinarilyintrospectivelyintrusivenessesnitrocellulosesnitroglycerinesobtrusivenessesretrospectivelyastronauticallyastronavigationentrepreneurismextralinguisticintractablenessintramuscularlyintransigenciesintrapreneurialmetropolitanatemetropolitanismnitrochloroformretransmissionsretrogressivelytetrabranchiateultracentrifugeultramicrometerultramicroscopeultrasonographyastrobiologistsastrophotographastrophysicallycitriculturistscotransductionsdetribalizationeutrophicationsextracellularlyextrajudiciallyextrudabilitiesintracellularlyintracerebrallyintransigeancesintransigeantlyintraperitonealintrapopulationintravascularlyintricatenessesintrospectionalretroactivitiesretrogradationsretroperitonealretroreflectionretroreflectiveretroreflectorstetragrammatonstetrahydrofurantetramethylleadultracommercialultraconvenientultrademocraticultrafastidiousultrafiltrationultraliberalismultramarathonerultramicrotomesultramodernistsultramontanismsultraprecisionsultrastructuralultrastructuresultravirilitiesuntraditionally

About this list

Words
71 (10 common words)
Common example
astrophysicists
Rare example
untraditionally
Doubled letters
18
Ending in S
26
Most frequent letter
I (61)

Questions

How many 15-letter words matching __tr___________ are there?

71. 10 of them are common words.

What is a common example?

ASTROPHYSICISTS is among the common words in this set.