12-Letter Words Matching _H_____P____

There are 19 12-letter words that match _H_____P____. 8 are common words, such as CHICKENPOXES and PHILOSOPHERS. A rarer one is PHREATOPHYTE. In this set, O is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 19

chickenpoxesphilosophersphilosophiesphilosophizephotocopiersphotocopyingshatterproofshowstopperschimneypiecechromospherephenotypicalphilosophismshowstoppingthermospherephanerophytephilosophisephotomappingphragmoplastphreatophyte

About this list

Words
19 (8 common words)
Common example
chickenpoxes
Rare example
phreatophyte
Doubled letters
4
Ending in S
5
Most frequent letter
O (18)

Questions

How many 12-letter words matching _h_____p____ are there?

19. 8 of them are common words.

What is a common example?

CHICKENPOXES is among the common words in this set.