15-Letter Words Matching H____C_________

There are 17 15-letter words that match H____C_________. 4 are common words, such as HALLUCINOGENICS and HORTICULTURISTS. A rarer one is HYPERCRITICISMS. 8 words contain a doubled letter.

Full list 17

hallucinogenicshorticulturistshydrocephaluseshypercriticallyhallucinationalheliocentricityhendecasyllablehistocompatiblehorticulturallyhydrocortisoneshypercatalectichypercorrectionhendecasyllabichistochemicallyhypercatabolismhypercoagulablehypercriticisms

About this list

Words
17 (4 common words)
Common example
hallucinogenics
Rare example
hypercriticisms
Doubled letters
8
Ending in S
5

Questions

How many 15-letter words matching h____c_________ are there?

17. 4 of them are common words.

What is a common example?

HALLUCINOGENICS is among the common words in this set.