15-Letter Words Matching S_____________N

There are 16 15-letter words that match S_____________N. 7 are common words, such as STANDARDIZATION and SUPERIMPOSITION. A rarer one is SYNCHRONISATION. In this set, O is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 16

standardizationsuperimpositionsupersaturationsupplementationsyllabificationsynchronizationsystematizationsingularizationsuburbanizationsemiabstractionseptendecillionsuboptimizationsuborganizationsubvocalizationsuperphenomenonsynchronisation

About this list

Words
16 (7 common words)
Common example
standardization
Rare example
synchronisation
Doubled letters
3
Ending in S
0
Most frequent letter
O (16)

Questions

How many 15-letter words matching s_____________n are there?

16. 7 of them are common words.

What is a common example?

STANDARDIZATION is among the common words in this set.