15-Letter Words Matching ______S______N_

There are 21 15-letter words that match ______S______N_. 8 are common words, such as ADMINISTRATIONS and BUSINESSPERSONS. A rarer one is TRANSISTORISING. In this set, I is the most frequent open letter (20 words). 5 words contain a doubled letter.

Full list 21

administrationsbusinesspersonscircumspectionscongresspersonsprocrastinatingprognosticatingtransistorizingunderestimatingretransmissionscommensurationscompassionatingcotransductionsdefenestrationsdisconsolationsnonconsumptionsoverabstractingoverdiscountingpseudoscorpionsreinvestigatingreregistrationstransistorising

About this list

Words
21 (8 common words)
Common example
administrations
Rare example
transistorising
Doubled letters
5
Ending in S
12
Most frequent letter
I (20)

Questions

How many 15-letter words matching ______s______n_ are there?

21. 8 of them are common words.

What is a common example?

ADMINISTRATIONS is among the common words in this set.