15-Letter Words Matching __________C_O__

There are 16 15-letter words that match __________C_O__. 1 are common words, such as SUPERCONDUCTORS and AMARYLLIDACEOUS. A rarer one is RETROREFLECTORS. In this set, S is the most frequent open letter (16 words). 5 words contain a doubled letter.

Full list 16

superconductorsamaryllidaceousasclepiadaceouscaprifoliaceouscholecystectomyconvolvulaceousdissatisfactoryhamamelidaceousmenispermaceouspassifloraceousplumbaginaceoussarraceniaceousunselfconsciouszygophyllaceousmicroprojectorsretroreflectors

About this list

Words
16 (1 common words)
Common example
superconductors
Rare example
retroreflectors
Doubled letters
5
Ending in S
14
Most frequent letter
S (16)

Questions

How many 15-letter words matching __________c_o__ are there?

16. 1 of them are common words.

What is a common example?

SUPERCONDUCTORS is among the common words in this set.