13-Letter Words Matching _____W______S

There are 20 13-letter words that match _____W______S. 5 are common words, such as BRAINWASHINGS and HOUSEWARMINGS. A rarer one is WHITEWASHINGS. In this set, E is the most frequent open letter (18 words). 13 words contain a doubled letter.

Full list 20

brainwashingshousewarmingsmetalworkingssleepwalkingssorrowfulnesshousewiferiesshadowboxingsshadowinessesyellowhammersyellowthroatsbreadwinningsfollowershipsgallowglasseshorsewhippersingrownnessesinterworkingsminesweepingsoversweetnesspennywhistleswhitewashings

About this list

Words
20 (5 common words)
Common example
brainwashings
Rare example
whitewashings
Doubled letters
13
Ending in S
20
Most frequent letter
E (18)

Questions

How many 13-letter words matching _____w______s are there?

20. 5 of them are common words.

What is a common example?

BRAINWASHINGS is among the common words in this set.