13-Letter Words Matching ____T__O_____

There are 31 13-letter words that match ____T__O_____. 5 are common words, such as COUNTEROFFERS and HEMATOLOGICAL. A rarer one is UNMETABOLIZED. In this set, I is the most frequent open letter (25 words). 3 words contain a doubled letter.

Full list 31

Common words

counteroffershematologicalhematologistssalutatorianssanctimoniousalectryomancyheartbrokenlyhematopoiesisodontologicalproctologiststeratologicalantithrombins
counteroffershematologicalhematologistssalutatorianssanctimoniousalectryomancyheartbrokenlyhematopoiesisodontologicalproctologiststeratologicalantithrombinscounterorderscryptologicalcryptologistscryptozoologycytotaxonomicdeontologicaldeontologistshematopoieseshematopoieticnematologicalnematologistsproctologicalpsittacosisessomatologicalspectatorshipspectinomycinstratovolcanoteratologistsunmetabolized

About this list

Words
31 (5 common words)
Common example
counteroffers
Rare example
unmetabolized
Doubled letters
3
Ending in S
14
Most frequent letter
I (25)

Questions

How many 13-letter words matching ____t__o_____ are there?

31. 5 of them are common words.

What is a common example?

COUNTEROFFERS is among the common words in this set.