15-Letter Words Matching ___T__________N

There are 21 15-letter words that match ___T__________N. 3 are common words, such as DESTABILIZATION and INSTRUMENTATION. A rarer one is SEPTENDECILLION. In this set, I is the most frequent open letter (21 words). 7 words contain a doubled letter.

Full list 21

destabilizationinstrumentationsystematizationacetophenetidincontravallationlactovegetarianphotoconductionnontotalitarianphotoexcitationphotoionizationphotoproductionplatitudinarianpostdevaluationpostinoculationpostirradiationpostmillenarianpostpollinationpoststimulationposttransfusionpostvaccinationseptendecillion

About this list

Words
21 (3 common words)
Common example
destabilization
Rare example
septendecillion
Doubled letters
7
Ending in S
0
Most frequent letter
I (21)

Questions

How many 15-letter words matching ___t__________n are there?

21. 3 of them are common words.

What is a common example?

DESTABILIZATION is among the common words in this set.