15-Letter Words Matching _____T_______T_

There are 13 15-letter words that match _____T_______T_. 4 are common words, such as AROMATHERAPISTS and RADIOTHERAPISTS. A rarer one is TERRITORIALISTS. In this set, I is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 13

aromatherapistsradiotherapistssensationaliststraditionalistseducationalistshypnotherapistsagglutinabilitychemotherapistsdivertissementshypnotizabilityintertwinementsoperationaliststerritorialists

About this list

Words
13 (4 common words)
Common example
aromatherapists
Rare example
territorialists
Doubled letters
3
Ending in S
11
Most frequent letter
I (13)

Questions

How many 15-letter words matching _____t_______t_ are there?

13. 4 of them are common words.

What is a common example?

AROMATHERAPISTS is among the common words in this set.