14-Letter Words Matching _______Y_____S

There are 21 14-letter words that match _______Y_____S. 6 are common words, such as HYPERGLYCEMIAS and METEMPSYCHOSES. A rarer one is ULTRAROYALISTS. In this set, O is the most frequent open letter (19 words). 4 words contain a doubled letter.

Full list 21

hyperglycemiasmetempsychosesmetempsychosismonocotyledonsnitroglycerinsthermodynamicspneumodynamicspsychodynamicsactinomycetousallopolyploidsaminophyllinesanthophyllitesautopolyploidschromodynamicseverydaynessesmegakaryocytesparenchymatousphycoerythrinspseudonymitiessuperloyalistsultraroyalists

About this list

Words
21 (6 common words)
Common example
hyperglycemias
Rare example
ultraroyalists
Doubled letters
4
Ending in S
21
Most frequent letter
O (19)

Questions

How many 14-letter words matching _______y_____s are there?

21. 6 of them are common words.

What is a common example?

HYPERGLYCEMIAS is among the common words in this set.