12-Letter Words Matching _______I_O__

There are 35 12-letter words that match _______I_O__. 4 are common words, such as CONTERMINOUS and INFELICITOUS. A rarer one is OLEORESINOUS. 8 words contain a doubled letter.

Full list 35

Common words

conterminousinfelicitousmucilaginousunlikelihoodanemophilousanguilliformcoprophilousfibrilliformflagelliformhydrophiloushydroquinonehygrophilous
conterminousinfelicitousmucilaginousunlikelihoodanemophilousanguilliformcoprophilousfibrilliformflagelliformhydrophiloushydroquinonehygrophilousmatroclinousoverdesirousphotophilousserpentiformsuffruticosetropophilousalloantibodyallopurinolsaltitudinousanthophilousautoantibodyboardsailorscomplicitousepileptiformfantasticoesflabelliformfurazolidonehaloperidolshebetudinousimpetiginousmyoinositolsnonunanimousoleoresinous

About this list

Words
35 (4 common words)
Common example
conterminous
Rare example
oleoresinous
Doubled letters
8
Ending in S
23

Questions

How many 12-letter words matching _______i_o__ are there?

35. 4 of them are common words.

What is a common example?

CONTERMINOUS is among the common words in this set.