12-Letter Words Matching ________IL__

There are 20 12-letter words that match ________IL__. 3 are common words, such as BIBLIOPHILES and BLOODMOBILES. A rarer one is OVERFULFILLS. In this set, O is the most frequent open letter (18 words). 5 words contain a doubled letter.

Full list 20

bibliophilesbloodmobilessarsaparillabibliophilicdisembroiledeosinophiliclactobacillioverdetailedspermophilestechnophilesthermophilesthermophilicunreconciledailurophilesantimissileseosinophilianeutrophilicnucleophilesnucleophilicoverfulfills

About this list

Words
20 (3 common words)
Common example
bibliophiles
Rare example
overfulfills
Doubled letters
5
Ending in S
9
Most frequent letter
O (18)

Questions

How many 12-letter words matching ________il__ are there?

20. 3 of them are common words.

What is a common example?

BIBLIOPHILES is among the common words in this set.