12-Letter Words Containing OIS

There are 23 12-letter words that contain OIS. 11 are common words, such as BOISTEROUSLY and BOURGEOISIES. A rarer one is SUPEREGOISTS. In this set, E is the most frequent open letter (20 words). 5 words contain a doubled letter.

Full list 23

boisterouslybourgeoisiesconnoisseurscounterpoiseegoisticallymademoisellemoisturizersmoisturizingnonpoisonousradioisotopevichyssoisesbourgeoisifychinoiseriespleochroismsstereoisomercloistressesempoisonmentmoisturisingnoisemakingspremoistenedremoisteningroisterouslysuperegoists

About this list

Words
23 (11 common words)
Common example
boisterously
Rare example
superegoists
Doubled letters
5
Ending in S
10
Most frequent letter
E (20)

Questions

How many 12-letter words containing ois are there?

23. 11 of them are common words.

What is a common example?

BOISTEROUSLY is among the common words in this set.