10-Letter Words Matching ____T__H__

There are 13 10-letter words that match ____T__H__. 6 are common words, such as HEARTACHES and MOUSTACHES. A rarer one is SWEETISHLY. 6 words contain a doubled letter.

Full list 13

heartachesmoustachesreattachedreattachesskittishlyunattachedlegateshipsuretyshiptryptophanundetachedmoustachiosluttishlysweetishly

About this list

Words
13 (6 common words)
Common example
heartaches
Rare example
sweetishly
Doubled letters
6
Ending in S
3

Questions

How many 10-letter words matching ____t__h__ are there?

13. 6 of them are common words.

What is a common example?

HEARTACHES is among the common words in this set.