15-Letter Words Matching _Y_____N_______

There are 16 15-letter words that match _Y_____N_______. 3 are common words, such as HYPERVENTILATED and HYPERVENTILATES. A rarer one is SYNCHRONOUSNESS. In this set, H is the most frequent open letter (16 words). 2 words contain a doubled letter.

Full list 16

hyperventilatedhyperventilatessynchronizationhydrodynamicisthypochondriacalhypochondriaseshypochondriasissycophanticallysynchronicitieshyperfunctionalhypersensitizedhypersensitizeshypertonicitieshypomagnesemiassynchronisationsynchronousness

About this list

Words
16 (3 common words)
Common example
hyperventilated
Rare example
synchronousness
Doubled letters
2
Ending in S
8
Most frequent letter
H (16)

Questions

How many 15-letter words matching _y_____n_______ are there?

16. 3 of them are common words.

What is a common example?

HYPERVENTILATED is among the common words in this set.