15-Letter Words Matching _I____S________

There are 12 15-letter words that match _I____S________. 4 are common words, such as CIRCUMSCRIPTION and CIRCUMSPECTIONS. A rarer one is SILVERSMITHINGS. 5 words contain a doubled letter.

Full list 12

circumscriptioncircumspectionsdispassionatelymisconstructioncircumstantiatedistrustfulnessmistrustfulnessbittersweetnessdisconsolationsdistressfulnessmismeasurementssilversmithings

About this list

Words
12 (4 common words)
Common example
circumscription
Rare example
silversmithings
Doubled letters
5
Ending in S
8

Questions

How many 15-letter words matching _i____s________ are there?

12. 4 of them are common words.

What is a common example?

CIRCUMSCRIPTION is among the common words in this set.