6-Letter Words Matching __S__A

There are 18 6-letter words that match __S__A. 5 are common words, such as CASABA and CASSIA. A rarer one is SISTRA. In this set, I is the most frequent open letter (8 words). 1 words contain a doubled letter.

Full list 18

casabacassiafasciapesetarostrabushwainsulalustrapesewaposadaresedaristravesicacasavacasitacesurakishkasistra

About this list

Words
18 (5 common words)
Common example
casaba
Rare example
sistra
Doubled letters
1
Ending in S
0
Most frequent letter
I (8)

Questions

How many 6-letter words matching __s__a are there?

18. 5 of them are common words.

What is a common example?

CASABA is among the common words in this set.