13-Letter Words Matching ___H____T____

There are 17 13-letter words that match ___H____T____. 5 are common words, such as ARCHITECTONIC and ARCHITECTURAL. A rarer one is UNTHEORETICAL. In this set, I is the most frequent open letter (15 words). 3 words contain a doubled letter.

Full list 17

architectonicarchitecturalarchitecturesasphyxiationsorthodontistsarchaeopteryxorthognathousalchemisticalarthropathiescachinnationsdichromatismslightfastnessmythopoeticalnephropathiessilhouettistssiphonostelesuntheoretical

About this list

Words
17 (5 common words)
Common example
architectonic
Rare example
untheoretical
Doubled letters
3
Ending in S
11
Most frequent letter
I (15)

Questions

How many 13-letter words matching ___h____t____ are there?

17. 5 of them are common words.

What is a common example?

ARCHITECTONIC is among the common words in this set.