11-Letter Words Matching ______X____

There are 24 11-letter words that match ______X____. 6 are common words, such as COMPLEXIONS and HOMOSEXUALS. A rarer one is SUPEROXIDES. In this set, E is the most frequent open letter (21 words). 3 words contain a doubled letter.

Full list 24

complexionshomosexualsoveranxiousparadoxicalperplexedlyunderexposeamphioxusesantianxietycomplexnesshematoxylinnonflexiblepyridoxineszanthoxylumambisexualsantisexistsendomixiseshyperextendkickboxingsnaltrexonesoveranxietyphoenixlikephylloxeraephylloxerassuperoxides

About this list

Words
24 (6 common words)
Common example
complexions
Rare example
superoxides
Doubled letters
3
Ending in S
13
Most frequent letter
E (21)

Questions

How many 11-letter words matching ______x____ are there?

24. 6 of them are common words.

What is a common example?

COMPLEXIONS is among the common words in this set.