11-Letter Words Matching ______X___S

There are 13 11-letter words that match ______X___S. 3 are common words, such as COMPLEXIONS and HOMOSEXUALS. A rarer one is SUPEROXIDES. In this set, E is the most frequent open letter (12 words). 2 words contain a doubled letter.

Full list 13

complexionshomosexualsoveranxiousamphioxusescomplexnesspyridoxinesambisexualsantisexistsendomixiseskickboxingsnaltrexonesphylloxerassuperoxides

About this list

Words
13 (3 common words)
Common example
complexions
Rare example
superoxides
Doubled letters
2
Ending in S
13
Most frequent letter
E (12)

Questions

How many 11-letter words matching ______x___s are there?

13. 3 of them are common words.

What is a common example?

COMPLEXIONS is among the common words in this set.