13-Letter Words Matching _OA__________

There are 15 13-letter words that match _OA__________. 5 are common words, such as BOARDINGHOUSE and COALITIONISTS. A rarer one is ROADABILITIES. In this set, S is the most frequent open letter (13 words). 2 words contain a doubled letter.

Full list 15

boardinghousecoalitionistsloansharkingsloathsomenesstoastmistressboardsailingsboatbuildingscoacervationscoadaptationscoagulabilitycoalificationcoastguardmancoastguardmencoauthorshipsroadabilities

About this list

Words
15 (5 common words)
Common example
boardinghouse
Rare example
roadabilities
Doubled letters
2
Ending in S
10
Most frequent letter
S (13)

Questions

How many 13-letter words matching _oa__________ are there?

15. 5 of them are common words.

What is a common example?

BOARDINGHOUSE is among the common words in this set.