15-Letter Words Matching O__________A___

There are 20 15-letter words that match O__________A___. 2 are common words, such as OVERCOMPENSATED and OVERCOMPENSATES. A rarer one is OXIDOREDUCTASES. In this set, T is the most frequent open letter (20 words). 9 words contain a doubled letter.

Full list 20

overcompensatedovercompensatesobservationallyontogeneticallyorthodonticallyorthopsychiatryosteopathicallyovercomplicatedorientationallyorthophosphatesoveraccentuatedoveraccentuatesoverarticulatedoverarticulatesovercomplicatesoverenthusiasmsoverexaggeratedoverexaggeratesoveropinionatedoxidoreductases

About this list

Words
20 (2 common words)
Common example
overcompensated
Rare example
oxidoreductases
Doubled letters
9
Ending in S
8
Most frequent letter
T (20)

Questions

How many 15-letter words matching o__________a___ are there?

20. 2 of them are common words.

What is a common example?

OVERCOMPENSATED is among the common words in this set.