15-Letter Words Matching ____O___A______

There are 24 15-letter words that match ____O___A______. 4 are common words, such as APPROPRIATENESS and AUTHORITATIVELY. A rarer one is PHENOMENALISTIC. In this set, T is the most frequent open letter (21 words). 6 words contain a doubled letter.

Full list 24

appropriatenessauthoritativelyimprovisationalmicromanagementapproachabilitycarpometacarpuscommonplacenesscyanocobalaminshydrodynamicisthydrometallurgyimprovisatorialpostoperativelysubcontraoctavetarsometatarsusuncooperativelyunprofitabilitycolloquialitiescyanocobalaminehydroxylapatitehypnotizabilitymicrotonalitiesorthogonalitiesorthogonalizingphenomenalistic

About this list

Words
24 (4 common words)
Common example
appropriateness
Rare example
phenomenalistic
Doubled letters
6
Ending in S
8
Most frequent letter
T (21)

Questions

How many 15-letter words matching ____o___a______ are there?

24. 4 of them are common words.

What is a common example?

APPROPRIATENESS is among the common words in this set.