14-Letter Words Matching ___________T_R

There are 28 14-letter words that match ___________T_R. 5 are common words, such as PROCRASTINATOR and PROGNOSTICATOR. A rarer one is TURBOGENERATOR. In this set, E is the most frequent open letter (24 words). 6 words contain a doubled letter.

Full list 28

Common words

procrastinatorprognosticatorsuperconductorteletypewritertroubleshooterconcertmeisterdifferentiatordiffractometerexcommunicatorinterferometerintervalometermisinterpreter
procrastinatorprognosticatorsuperconductorteletypewritertroubleshooterconcertmeisterdifferentiatordiffractometerexcommunicatorinterferometerintervalometermisinterpreterpyrophotometerscintillometertransliteratorverticillasterantifilibusterbronchodilatorcoinvestigatordecontaminatormicroprojectormulticharactermulticonductormultiparameterretroreflectorschlockmeisterthermoreceptorturbogenerator

About this list

Words
28 (5 common words)
Common example
procrastinator
Rare example
turbogenerator
Doubled letters
6
Ending in S
0
Most frequent letter
E (24)

Questions

How many 14-letter words matching ___________t_r are there?

28. 5 of them are common words.

What is a common example?

PROCRASTINATOR is among the common words in this set.