12-Letter Words Containing ATR

There are 41 12-letter words that contain ATR. 18 are common words, such as AMPHITHEATRE and DOMINATRICES. A rarer one is VERATRIDINES. In this set, I is the most frequent open letter (40 words). 4 words contain a doubled letter.

Full list 41

Common words

amphitheatredominatricesdominatrixesexpatriatingexpatriationidolatressesmatriarchiesmatriculatedmatriculatesparatrooperspatriarchatepatriarchies
amphitheatredominatricesdominatrixesexpatriatingexpatriationidolatressesmatriarchiesmatriculatedmatriculatesparatrooperspatriarchatepatriarchiespediatricianpsychiatriespsychiatristrepatriatingrepatriationtheatricallygeriatricianhagiolatriesheliolatriesiconolatriesidolatrouslymatriarchatematrilateralmatrilineagematroclinousmatronlinesspatrilateralpatrilineageseparatrixessuperpatriotbardolatriescompatrioticexpatriatismgeneratricesheliolatrousmatriculantsnatriureticsphysiatristsveratridines

About this list

Words
41 (18 common words)
Common example
amphitheatre
Rare example
veratridines
Doubled letters
4
Ending in S
21
Most frequent letter
I (40)

Questions

How many 12-letter words containing atr are there?

41. 18 of them are common words.

What is a common example?

AMPHITHEATRE is among the common words in this set.