12-Letter Words Matching ___I___O____

There are 66 12-letter words that match ___I___O____. 24 are common words, such as BRAINSTORMED and DEPILATORIES. A rarer one is VISITATORIAL. In this set, S is the most frequent open letter (54 words). 3 words contain a doubled letter.

Full list 66

Common words

brainstormeddepilatoriesfelicitouslyjudicatoriesmeticulouslymusicologiesmusicologistnoticeboardsobligatorilyofficeholderomnivorouslyparishioners
brainstormeddepilatoriesfelicitouslyjudicatoriesmeticulouslymusicologiesmusicologistnoticeboardsobligatorilyofficeholderomnivorouslyparishionersplainclothespolicyholderpraiseworthyradioisotoperadioscopiesridiculouslysolicitouslyspringboardstoxicologiestoxicologisttraitorouslyvociferouslyanticolonialantistrophesdeviationismdeviationistheliotropismindigenouslylexicologieslexicologistlibidinouslymeticulositypalindromistradiobiologyradiothoriumschizogoniessociobiologytrainspottervesicatoriesviviparouslyactinomorphyantiheroinesantimitoticsantimonopolyantinepotismantistrophicantithrombinbrainstormercodicologiesechinococcusfuliginouslyinvitatoriesmeningiomatapleiotropiesradioecologyreticulocyteschizogonoussemiarborealsemicolonialsemicoloniesspringhousesstridulouslystringcoursevisitatorial

About this list

Words
66 (24 common words)
Common example
brainstormed
Rare example
visitatorial
Doubled letters
3
Ending in S
22
Most frequent letter
S (54)

Questions

How many 12-letter words matching ___i___o____ are there?

66. 24 of them are common words.

What is a common example?

BRAINSTORMED is among the common words in this set.