14-Letter Words Matching _______H_C____

There are 17 14-letter words that match _______H_C____. 5 are common words, such as BIOGRAPHICALLY and EXTRAVEHICULAR. A rarer one is TRICHOTHECENES. In this set, I is the most frequent open letter (15 words). 11 words contain a doubled letter.

Full list 17

biographicallyextravehiculargeographicallyhierarchicallytelepathicallyamaranthaceousoligarchicallyorobanchaceousorographicallyschizophyceoustheosophicallydryopithecinesepigraphicallyidiopathicallyisomorphicallymonolithicallytrichothecenes

About this list

Words
17 (5 common words)
Common example
biographically
Rare example
trichothecenes
Doubled letters
11
Ending in S
5
Most frequent letter
I (15)

Questions

How many 14-letter words matching _______h_c____ are there?

17. 5 of them are common words.

What is a common example?

BIOGRAPHICALLY is among the common words in this set.