15-Letter Words Matching _H___________I_

There are 19 15-letter words that match _H___________I_. 1 are common words, such as WHATCHAMACALLIT and CHROMATOGRAPHIC. A rarer one is THYROCALCITONIN. In this set, O is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 19

whatchamacallitchromatographicphenolphthaleinphenylketonuriaphlebosclerosischolecystokininchorioallantoicchorioallantoispharmacodynamicpharmacognosticpharmacokineticphenomenalisticphenylketonuricphotoelectronicphotogrammetricphytogeographicphytopathogenicphytoplanktonicthyrocalcitonin

About this list

Words
19 (1 common words)
Common example
whatchamacallit
Rare example
thyrocalcitonin
Doubled letters
4
Ending in S
2
Most frequent letter
O (18)

Questions

How many 15-letter words matching _h___________i_ are there?

19. 1 of them are common words.

What is a common example?

WHATCHAMACALLIT is among the common words in this set.