9-Letter Words Matching C_____X__

There are 16 9-letter words that match C_____X__. 2 are common words, such as COMPLEXES and COMPLEXLY. A rarer one is CYTOTOXIN. 2 words contain a doubled letter.

Full list 16

complexescomplexlycashboxeschronaxieconfluxescytotoxiccacomixlscarapaxescatalexescatalexiscoalboxescoannexedcoannexescomplexedcomplexercytotoxin

About this list

Words
16 (2 common words)
Common example
complexes
Rare example
cytotoxin
Doubled letters
2
Ending in S
9

Questions

How many 9-letter words matching c_____x__ are there?

16. 2 of them are common words.

What is a common example?

COMPLEXES is among the common words in this set.