12-Letter Words Matching _____OA_____

There are 19 12-letter words that match _____OA_____. 8 are common words, such as CLAPBOARDING and PSYCHOACTIVE. A rarer one is SURFBOARDERS. In this set, N is the most frequent open letter (15 words). 3 words contain a doubled letter.

Full list 19

clapboardingpsychoactiverailroadingssailboarderssailboardingsnowboarderssnowboardingsurfboardingdownloadableantipoachingbillboardingheteroauxinsimmunoassaysnonbroadcastovercoachingpseudoallelesailboatingsstarboardingsurfboarders

About this list

Words
19 (8 common words)
Common example
clapboarding
Rare example
surfboarders
Doubled letters
3
Ending in S
7
Most frequent letter
N (15)

Questions

How many 12-letter words matching _____oa_____ are there?

19. 8 of them are common words.

What is a common example?

CLAPBOARDING is among the common words in this set.