13-Letter Words Matching _____T___H___

There are 18 13-letter words that match _____T___H___. 4 are common words, such as DICTATORSHIPS and DIRECTORSHIPS. A rarer one is WHIPSTITCHING. 2 words contain a doubled letter.

Full list 18

dictatorshipsdirectorshipshypertrophiedhypertrophiesmagnetospherebackstitchingcatastrophismcatastrophistclaustrophobelissotrichouscomputerphobeexecutorshipsgalactorrheaslockstitchingluteotrophinsprototrophiesthyrotrophinswhipstitching

About this list

Words
18 (4 common words)
Common example
dictatorships
Rare example
whipstitching
Doubled letters
2
Ending in S
9

Questions

How many 13-letter words matching _____t___h___ are there?

18. 4 of them are common words.

What is a common example?

DICTATORSHIPS is among the common words in this set.