12-Letter Words Matching ___I_S______

There are 16 12-letter words that match ___I_S______. 8 are common words, such as BRAINSTORMED and INDISSOLUBLE. A rarer one is UNBIASEDNESS. In this set, E is the most frequent open letter (14 words). 8 words contain a doubled letter.

Full list 16

brainstormedindissolubleindissolublyradioscopiesredissolvingremissnessesscrimshawingvicissitudespreinstalledradiosurgeryscrimshandertrainspotterantiestrogenbrainstormernoninsuranceunbiasedness

About this list

Words
16 (8 common words)
Common example
brainstormed
Rare example
unbiasedness
Doubled letters
8
Ending in S
4
Most frequent letter
E (14)

Questions

How many 12-letter words matching ___i_s______ are there?

16. 8 of them are common words.

What is a common example?

BRAINSTORMED is among the common words in this set.