12-Letter Words Matching _________S_N

There are 15 12-letter words that match _________S_N. 4 are common words, such as ANCHORPERSON and ARCHDIOCESAN. A rarer one is STREPTOLYSIN. In this set, O is the most frequent open letter (13 words). 1 words contain a doubled letter.

Full list 15

anchorpersonarchdiocesandelicatessenspokespersoncamerapersonchymotrypsincraftspersonfibrinolysinspiegeleisensportspersoncytochalasindraftspersongentlepersonporphyropsinstreptolysin

About this list

Words
15 (4 common words)
Common example
anchorperson
Rare example
streptolysin
Doubled letters
1
Ending in S
0
Most frequent letter
O (13)

Questions

How many 12-letter words matching _________s_n are there?

15. 4 of them are common words.

What is a common example?

ANCHORPERSON is among the common words in this set.