7-Letter Words Matching ___TS__

There are 13 7-letter words that match ___TS__. 6 are common words, such as CURTSEY and FLOTSAM. A rarer one is WHATSIS. In this set, E is the most frequent open letter (7 words). 3 words contain a doubled letter.

Full list 13

curtseyflotsamfootsiefretsawstetsontsetsesbritskatootsiewhatsitklatschtootsestsktskswhatsis

About this list

Words
13 (6 common words)
Common example
curtsey
Rare example
whatsis
Doubled letters
3
Ending in S
4
Most frequent letter
E (7)

Questions

How many 7-letter words matching ___ts__ are there?

13. 6 of them are common words.

What is a common example?

CURTSEY is among the common words in this set.