14-Letter Words Matching ________T__T__

There are 18 14-letter words that match ________T__T__. 5 are common words, such as DIFFERENTIATED and DIFFERENTIATES. A rarer one is ULTRAFILTRATES. In this set, E is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 18

differentiateddifferentiatesinconsistentlyintermittentlyphotosyntheticchemosyntheticdifferentiatordeconcentrateddeconcentratesfiliopietistichyperaestheticphotosynthatespostdebutantesreconcentratedreconcentratesreorchestratedreorchestratesultrafiltrates

About this list

Words
18 (5 common words)
Common example
differentiated
Rare example
ultrafiltrates
Doubled letters
4
Ending in S
7
Most frequent letter
E (18)

Questions

How many 14-letter words matching ________t__t__ are there?

18. 5 of them are common words.

What is a common example?

DIFFERENTIATED is among the common words in this set.