12-Letter Words Matching S________D__

There are 20 12-letter words that match S________D__. 7 are common words, such as SHAMEFACEDLY and SIMPLEMINDED. A rarer one is SUREFOOTEDLY. In this set, E is the most frequent open letter (19 words). 5 words contain a doubled letter.

Full list 20

shamefacedlysimplemindedskateboardedskateboarderstockbreederstraightedgeswitchbladesscrimshandersubcommandersulfonamidessuperstardomsurrejoindersaccharoidalsenectitudesslickensidessoftheadedlystereopsidesstomatitidesstoryboardedsurefootedly

About this list

Words
20 (7 common words)
Common example
shamefacedly
Rare example
surefootedly
Doubled letters
5
Ending in S
6
Most frequent letter
E (19)

Questions

How many 12-letter words matching s________d__ are there?

20. 7 of them are common words.

What is a common example?

SHAMEFACEDLY is among the common words in this set.