14-Letter Words Matching __________TR__

There are 14 14-letter words that match __________TR__. 0 are common words, such as ANTHROPOMETRIC and DYNAMOELECTRIC. A rarer one is SUPERSYMMETRIC. In this set, I is the most frequent open letter (14 words). 2 words contain a doubled letter.

Full list 14

anthropometricdynamoelectriclamellirostralstoichiometricthermoelectricadministratrixconductimetricconductometricnonpsychiatricpotentiometricpyrheliometricrefractometricsubmetacentricsupersymmetric

About this list

Words
14 (0 common words)
Common example
anthropometric
Rare example
supersymmetric
Doubled letters
2
Ending in S
0
Most frequent letter
I (14)

Questions

How many 14-letter words matching __________tr__ are there?

14. 0 of them are common words.

What is a common example?

ANTHROPOMETRIC is among the common words in this set.