13-Letter Words Matching ____S______A_

There are 17 13-letter words that match ____S______A_. 4 are common words, such as AMBASSADORIAL and HEMISPHERICAL. A rarer one is TRANSPERSONAL. In this set, R is the most frequent open letter (16 words). 2 words contain a doubled letter.

Full list 17

ambassadorialhemisphericaltransnationalvivisectionallegislatorialoverskepticalsinistrocularterpsichoreantransactionaltranslationalcoresidentialmagistraticalnecessitarianparasiticidaltransculturaltransfusionaltranspersonal

About this list

Words
17 (4 common words)
Common example
ambassadorial
Rare example
transpersonal
Doubled letters
2
Ending in S
0
Most frequent letter
R (16)

Questions

How many 13-letter words matching ____s______a_ are there?

17. 4 of them are common words.

What is a common example?

AMBASSADORIAL is among the common words in this set.