7-Letter Words Matching _S___A_

There are 20 7-letter words that match _S___A_. 4 are common words, such as ASEXUAL and ASHTRAY. A rarer one is PSYLLAS. In this set, L is the most frequent open letter (12 words). 3 words contain a doubled letter.

Full list 20

asexualashtrayasocialasthmasassagaiassegaiastylarescheatescolarestivalestreatoscularasramasestrualischialisogramisoleadosmolalosmolarpsyllas

About this list

Words
20 (4 common words)
Common example
asexual
Rare example
psyllas
Doubled letters
3
Ending in S
3
Most frequent letter
L (12)

Questions

How many 7-letter words matching _s___a_ are there?

20. 4 of them are common words.

What is a common example?

ASEXUAL is among the common words in this set.