12-Letter Words Matching _S______I___

There are 19 12-letter words that match _S______I___. 10 are common words, such as ASSIGNATIONS and ASSOCIATIONS. A rarer one is OSTEOLOGISTS. In this set, T is the most frequent open letter (17 words). 5 words contain a doubled letter.

Full list 19

assignationsassociationsastigmatismsastrologicalastrologistsastronomicalasymmetricaloscillationsostentationsostentatiousasymptoticalestheticiansisomorphismsassentationsesotericismsestheticismsisochronismsosteologicalosteologists

About this list

Words
19 (10 common words)
Common example
assignations
Rare example
osteologists
Doubled letters
5
Ending in S
14
Most frequent letter
T (17)

Questions

How many 12-letter words matching _s______i___ are there?

19. 10 of them are common words.

What is a common example?

ASSIGNATIONS is among the common words in this set.