13-Letter Words Matching _H________R__

There are 15 13-letter words that match _H________R__. 5 are common words, such as CHECKERBOARDS and PHOTOELECTRIC. A rarer one is THERMOSPHERIC. In this set, O is the most frequent open letter (15 words). 2 words contain a doubled letter.

Full list 15

checkerboardsphotoelectricshuffleboardsthoroughfaresthunderstormsphallocentricphotoelectronphotogravuresthermospheresthoroughwortscholangiogramchromosphereschromosphericphycoerythrinthermospheric

About this list

Words
15 (5 common words)
Common example
checkerboards
Rare example
thermospheric
Doubled letters
2
Ending in S
8
Most frequent letter
O (15)

Questions

How many 13-letter words matching _h________r__ are there?

15. 5 of them are common words.

What is a common example?

CHECKERBOARDS is among the common words in this set.