14-Letter Words Matching _____I_O______

There are 34 14-letter words that match _____I_O______. 10 are common words, such as CIRCUITOUSNESS and FORTUITOUSNESS. A rarer one is VOLUMINOSITIES. In this set, N is the most frequent open letter (31 words). 15 words contain a doubled letter.

Full list 34

Common words

circuitousnessfortuitousnessgrandiloquencegratuitousnessreinvigoratingscurrilousnesssolicitousnessventriloquismsventriloquistsvoluminousnesscalamitousnesscouncilorships
circuitousnessfortuitousnessgrandiloquencegratuitousnessreinvigoratingscurrilousnesssolicitousnessventriloquismsventriloquistsvoluminousnesscalamitousnesscouncilorshipsfelicitousnessiniquitousnesslibidinousnessparasitologistreinvigorationtransitorinessubiquitousnessvillainousnessgelatinousnesskeratinophilickremlinologieskremlinologistnonphilosopheroleaginousnessparasitologiespyroninophilicreinvigoratorssolicitorshipsspectinomycinsventriloquizedventriloquizesvoluminosities

About this list

Words
34 (10 common words)
Common example
circuitousness
Rare example
voluminosities
Doubled letters
15
Ending in S
25
Most frequent letter
N (31)

Questions

How many 14-letter words matching _____i_o______ are there?

34. 10 of them are common words.

What is a common example?

CIRCUITOUSNESS is among the common words in this set.