8-Letter Words Matching ___W_L__

There are 21 8-letter words that match ___W_L__. 10 are common words, such as CATWALKS and DRYWALLS. A rarer one is UPSWELLS. In this set, S is the most frequent open letter (18 words). 9 words contain a doubled letter.

Full list 21

catwalksdrywallsgunwalesindwellsinkwellsjaywalkspaywallsseawallssnowplowtroweledmaxwellsekpwelesgadwallsoutwalksoutwiledoutwilesoutwillspinwalesskywalkstrowelerupswells

About this list

Words
21 (10 common words)
Common example
catwalks
Rare example
upswells
Doubled letters
9
Ending in S
17
Most frequent letter
S (18)

Questions

How many 8-letter words matching ___w_l__ are there?

21. 10 of them are common words.

What is a common example?

CATWALKS is among the common words in this set.