14-Letter Words Matching ____H_____R___

There are 13 14-letter words that match ____H_____R___. 3 are common words, such as BIOCHEMISTRIES and GEOCHEMISTRIES. A rarer one is WEATHERBOARDED. 2 words contain a doubled letter.

Full list 13

biochemistriesgeochemistriesreupholsteringsacchariferousichthyosaurianpamphleteeringparthenocarpicplethysmogramsplethysmographprothonotarialprothonotariespsychrometriesweatherboarded

About this list

Words
13 (3 common words)
Common example
biochemistries
Rare example
weatherboarded
Doubled letters
2
Ending in S
6

Questions

How many 14-letter words matching ____h_____r___ are there?

13. 3 of them are common words.

What is a common example?

BIOCHEMISTRIES is among the common words in this set.