13-Letter Words Matching O______N_____

There are 22 13-letter words that match O______N_____. 12 are common words, such as OBLIQUENESSES and OBSCURANTISMS. A rarer one is OUTWARDNESSES. 15 words contain a doubled letter.

Full list 22

obliquenessesobscurantismsobscurantistsobviousnessesominousnessesonerousnessesopportunisticopportunitiesorderlinessesorthodontistsorthogonalityoverabundanceobscurenessesoccasionalismopportunenessoverweeninglyodorousnessesongoingnessesoperosenessesorthogonalizeoutorganizingoutwardnesses

About this list

Words
22 (12 common words)
Common example
obliquenesses
Rare example
outwardnesses
Doubled letters
15
Ending in S
15

Questions

How many 13-letter words matching o______n_____ are there?

22. 12 of them are common words.

What is a common example?

OBLIQUENESSES is among the common words in this set.