15-Letter Words Matching ____T_R________

There are 76 15-letter words that match ____T_R________. 13 are common words, such as COUNTERATTACKED and COUNTERBALANCED. A rarer one is UNALTERABLENESS. In this set, E is the most frequent open letter (73 words). 26 words contain a doubled letter.

Full list 76

Common words

counterattackedcounterbalancedcounterbalancescounterclaimingcounterculturescountermeasurescounterofferingimmaterialitiesindeterminaciesindeterminatelymeritoriousnessmilitarizations
counterattackedcounterbalancedcounterbalancescounterclaimingcounterculturescountermeasurescounterofferingimmaterialitiesindeterminaciesindeterminatelymeritoriousnessmilitarizationsunnaturalnessescounterexamplescounterargumentcounterchangingcountercheckingcounterclaimantcountercurrentscounterirritantcountermarchingcountermelodiescounterpetitioncounterplottingcounterpointingcounterpressurecounterproposaldeleteriousnessdematerializingheartbreakinglyimmaterializingindeterminationredeterminationuninterpretableuninterruptedlyuninterruptiblecodeterminationcounterassaultscounterattackercounterblockadecountercampaigncounterchargingcounterculturalcountercyclicalcounterevidencecounterguerillacounterinstancecountermovementcounterorderingcounterpicketedcounterprojectscounterprotestscounterpuncherscounterpunchingcounterquestioncounterrallyingcounterreactioncounterreformercounterresponsecountershadingscounterstainingcountersteppingcounterstrategycountertendencycounterviolencecounterweightedcryptorchidismsdiastereoisomerinalterablenessindeterministicmisattributionspainterlinessesquarterfinalistrematerializingsemiterrestrialunalterableness

About this list

Words
76 (13 common words)
Common example
counterattacked
Rare example
unalterableness
Doubled letters
26
Ending in S
22
Most frequent letter
E (73)

Questions

How many 15-letter words matching ____t_r________ are there?

76. 13 of them are common words.

What is a common example?

COUNTERATTACKED is among the common words in this set.