12-Letter Words Matching ________O_R_

There are 15 12-letter words that match ________O_R_. 4 are common words, such as CHECKERBOARD and PLASTERBOARD. A rarer one is STONEMASONRY. In this set, A is the most frequent open letter (13 words). 5 words contain a doubled letter.

Full list 15

checkerboardplasterboardshuffleboardtheatergoersarchdeaconryclapperboardconcertgoersdraughtboardflutterboardscraperboardscratchboardweatherboardwithoutdoorsgallerygoersstonemasonry

About this list

Words
15 (4 common words)
Common example
checkerboard
Rare example
stonemasonry
Doubled letters
5
Ending in S
4
Most frequent letter
A (13)

Questions

How many 12-letter words matching ________o_r_ are there?

15. 4 of them are common words.

What is a common example?

CHECKERBOARD is among the common words in this set.