13-Letter Words Matching O___O________

There are 36 13-letter words that match O___O________. 9 are common words, such as OBVIOUSNESSES and OMINOUSNESSES. A rarer one is OXALOACETATES. 7 words contain a doubled letter.

Full list 36

Common words

obviousnessesominousnessesonerousnessesopprobriouslyorthodontistsorthogonalityorthographiesorthopaedistsoveroptimismsoligopolisticorthocephalicorthognathous
obviousnessesominousnessesonerousnessesopprobriouslyorthodontistsorthogonalityorthographiesorthopaedistsoveroptimismsoligopolisticorthocephalicorthognathousorthographizeorthohydrogenosteomalaciasosteomyelitisochlocraticalodorousnessesoperosenessesoptionalitiesorthoepicallyorthogonalizeorthopteristsorthopteroidsosteoplastiesosteosarcomasototoxicitiesoutpolitickedoutpopulatingoveroperatingoveroptimistsoverorganizedoverorganizesoverornamentsovipositionaloxaloacetates

About this list

Words
36 (9 common words)
Common example
obviousnesses
Rare example
oxaloacetates
Doubled letters
7
Ending in S
22

Questions

How many 13-letter words matching o___o________ are there?

36. 9 of them are common words.

What is a common example?

OBVIOUSNESSES is among the common words in this set.