12-Letter Words Matching ____S_____O_

There are 25 12-letter words that match ____S_____O_. 14 are common words, such as FENESTRATION and ILLUSTRATION. A rarer one is TRANSFECTION. In this set, T is the most frequent open letter (24 words). 8 words contain a doubled letter.

Full list 25

Common words

fenestrationillustrationindiscretioninvestigatorirresolutionjurisdictionministrationregistrationrepossessionresuscitatorsatisfactionspinsterhood
fenestrationillustrationindiscretioninvestigatorirresolutionjurisdictionministrationregistrationrepossessionresuscitatorsatisfactionspinsterhoodtransgressortransmissionendoskeletonexpostulatorpolysyndetonreabsorptiontransductiontransudationassassinatorcytoskeletonreassumptionreinspectiontransfection

About this list

Words
25 (14 common words)
Common example
fenestration
Rare example
transfection
Doubled letters
8
Ending in S
0
Most frequent letter
T (24)

Questions

How many 12-letter words matching ____s_____o_ are there?

25. 14 of them are common words.

What is a common example?

FENESTRATION is among the common words in this set.