14-Letter Words Matching ____IO________

There are 46 14-letter words that match ____IO________. 16 are common words, such as BIBLIOGRAPHERS and BIBLIOGRAPHIES. A rarer one is USURIOUSNESSES. In this set, S is the most frequent open letter (37 words). 20 words contain a doubled letter.

Full list 46

Common words

bibliographersbibliographiescaptiousnessescardiovascularcautiousnessesemotionalizingfictionalizinggraciousnesseslusciousnessespassionflowersphysiographiespreciousnesses
bibliographersbibliographiescaptiousnessescardiovascularcautiousnessesemotionalizingfictionalizinggraciousnesseslusciousnessespassionflowersphysiographiespreciousnessesspaciousnessesspeciousnessesspuriousnessesstudiousnessesautoionizationcardiographiescardiomyopathyemotionalitiespassionatenessperviousnessesphysiognomicalspatiotemporalstationmastersuxoriousnessesaperiodicitiesbibliomaniacalbibliophilismscardiothoraciccraniocerebralemotionalisticfactiousnessesfashionabilityfashionmongersfictionalisingfictionalitiesfictioneeringsfictionizationfissionabilitygloriousnessesmissionizationopinionativelyphysiographerspreviousnessesusuriousnesses

About this list

Words
46 (16 common words)
Common example
bibliographers
Rare example
usuriousnesses
Doubled letters
20
Ending in S
29
Most frequent letter
S (37)

Questions

How many 14-letter words matching ____io________ are there?

46. 16 of them are common words.

What is a common example?

BIBLIOGRAPHERS is among the common words in this set.