15-Letter Words Matching C____O_________

There are 22 15-letter words that match C____O_________. 7 are common words, such as CARDIOPULMONARY and CATEGORIZATIONS. A rarer one is CRYPTOZOOLOGIST. In this set, R is the most frequent open letter (22 words). 11 words contain a doubled letter.

Full list 22

cardiopulmonarycategorizationsceremoniousnesschronologicallyconfrontationalconglomerationscontroversiallycentrosymmetricchlorothiazideschoriocarcinomacontrollabilitycontrollershipscrossopterygianchorioallantoicchorioallantoischronobiologieschronobiologistchronotherapiesconglomerateurscryptorchidismscryptozoologiescryptozoologist

About this list

Words
22 (7 common words)
Common example
cardiopulmonary
Rare example
cryptozoologist
Doubled letters
11
Ending in S
11
Most frequent letter
R (22)

Questions

How many 15-letter words matching c____o_________ are there?

22. 7 of them are common words.

What is a common example?

CARDIOPULMONARY is among the common words in this set.