12-Letter Words Matching _C___O______

There are 22 12-letter words that match _C___O______. 4 are common words, such as ECHOLOCATION and OCEANOGRAPHY. A rarer one is SCISSORTAILS. In this set, I is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 22

echolocationoceanographyoceanologiesscaffoldingsactinometersactinomyceteactinomycinsectomorphiesscabrousnessschizogoniesschizomyceteschizothymiasclerodermassclerometerssclerotomiesactinometricactinomorphyechinococcusoceanologistschizogonousschizophrenescissortails

About this list

Words
22 (4 common words)
Common example
echolocation
Rare example
scissortails
Doubled letters
4
Ending in S
13
Most frequent letter
I (18)

Questions

How many 12-letter words matching _c___o______ are there?

22. 4 of them are common words.

What is a common example?

ECHOLOCATION is among the common words in this set.