14-Letter Words Matching _________IO___

There are 57 14-letter words that match _________IO___. 17 are common words, such as AFOREMENTIONED and CONGREGATIONAL. A rarer one is UNIDIMENSIONAL. In this set, N is the most frequent open letter (55 words). 9 words contain a doubled letter.

Full list 57

Common words

aforementionedcongregationalconstitutionalconstructionalconversationaldecommissioneddenominationaljurisdictionalnoneducationalnonoperationalnontraditionalorganizational
aforementionedcongregationalconstitutionalconstructionalconversationaldecommissioneddenominationaljurisdictionalnoneducationalnonoperationalnontraditionalorganizationalpreconditionedrecommissionedunconventionalundermentionedunprofessionalunidirectionalconformationalconservationaldispensationaldisquisitionaldissertationaldistributionalillustrationalintercessionalinterjectionalintersectionalpneumoconiosespneumoconiosispresentationalprogestationalsuperpatriotictridimensionalcivilizationalcompensationalcondensationalconfirmationalconsociationalconspirationalconversazioneshyperemotionalinsurrectionalmalapportionednonconditionednondimensionalnondirectionalnonsensationalperturbationalpostganglionicpostpositionalpreoperationalresurrectionalsubstitutionaltransductionalultrapatrioticunidimensional

About this list

Words
57 (17 common words)
Common example
aforementioned
Rare example
unidimensional
Doubled letters
9
Ending in S
3
Most frequent letter
N (55)

Questions

How many 14-letter words matching _________io___ are there?

57. 17 of them are common words.

What is a common example?

AFOREMENTIONED is among the common words in this set.