14-Letter Words Matching O____A________

There are 23 14-letter words that match O____A________. 9 are common words, such as OBDURATENESSES and OCCUPATIONALLY. A rarer one is OVERSATURATION. 6 words contain a doubled letter.

Full list 23

obduratenessesoccupationallyoleomargarinesopenhandednessordinarinessesosteoarthritisovercapacitiesovercapitalizeoverparticularophthalmitisesophthalmologicophthalmoscopeophthalmoscopyorographicallyosteoarthriticoverfastidiousovervaluationsopposabilitiesovercautioningoverharvestingovermaturitiesoversaturatingoversaturation

About this list

Words
23 (9 common words)
Common example
obduratenesses
Rare example
oversaturation
Doubled letters
6
Ending in S
11

Questions

How many 14-letter words matching o____a________ are there?

23. 9 of them are common words.

What is a common example?

OBDURATENESSES is among the common words in this set.