9-Letter Words Matching _W_T_____

There are 12 9-letter words that match _W_T_____. 5 are common words, such as SWITCHERS and SWITCHING. A rarer one is TWITCHILY. In this set, I is the most frequent open letter (11 words). 3 words contain a doubled letter.

Full list 12

switchersswitchingtwitchiertwitchingtwitteredswatteredswitchmanswitchmenswitheredtwattlingtwitcherstwitchily

About this list

Words
12 (5 common words)
Common example
switchers
Rare example
twitchily
Doubled letters
3
Ending in S
2
Most frequent letter
I (11)

Questions

How many 9-letter words matching _w_t_____ are there?

12. 5 of them are common words.

What is a common example?

SWITCHERS is among the common words in this set.