15-Letter Words Matching ___I_O_________

There are 32 15-letter words that match ___I_O_________. 5 are common words, such as ACRIMONIOUSNESS and ENVIRONMENTALLY. A rarer one is ULTIMOGENITURES. 7 words contain a doubled letter.

Full list 32

Common words

acrimoniousnessenvironmentallyequivocalnesseslexicographicalmeritoriousnessactinochemistryanticoagulatinganticolonialismhorizontalitieslepidopterologytoxicologicallyanticolonialist
acrimoniousnessenvironmentallyequivocalnesseslexicographicalmeritoriousnessactinochemistryanticoagulatinganticolonialismhorizontalitieslepidopterologytoxicologicallyanticolonialistanticompetitiveanticonvulsantsanticonvulsivesanticorruptionsantiforeclosureantilogarithmicantimonarchicalantimonarchistsantimonopolistsantipornographyantiromanticismechinodermatousepeirogenicallyomnicompetencesretinoblastomassemicolonialismsemidocumentarysemilogarithmicsemipornographyultimogenitures

About this list

Words
32 (5 common words)
Common example
acrimoniousness
Rare example
ultimogenitures
Doubled letters
7
Ending in S
13

Questions

How many 15-letter words matching ___i_o_________ are there?

32. 5 of them are common words.

What is a common example?

ACRIMONIOUSNESS is among the common words in this set.