12-Letter Words Matching __X________S

There are 18 12-letter words that match __X________S. 4 are common words, such as LUXURIATIONS and SAXOPHONISTS. A rarer one is TOXOPHILITES. In this set, I is the most frequent open letter (16 words). 0 words contain a doubled letter.

Full list 18

luxuriationssaxophoniststaxidermiststoxicologiesdextralitieslexicologiesauxotrophiesdoxorubicinsdoxycyclineshexadecimalshexahydrateshexaploidieslexicalitieslixiviationsmyxedematoussexagesimalssextodecimostoxophilites

About this list

Words
18 (4 common words)
Common example
luxuriations
Rare example
toxophilites
Doubled letters
0
Ending in S
18
Most frequent letter
I (16)

Questions

How many 12-letter words matching __x________s are there?

18. 4 of them are common words.

What is a common example?

LUXURIATIONS is among the common words in this set.