14-Letter Words Matching __L_____O_____

There are 15 14-letter words that match __L_____O_____. 3 are common words, such as BULLETPROOFING and HALLUCINOGENIC. A rarer one is VULCANOLOGISTS. In this set, I is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 15

bulletproofinghallucinogenicvaledictoriansgalactopoieticscleroproteinstelephotographvulcanologicalhallucinosisesmalariologistspolycarbonatessplenectomizedsplenectomizesvolcanologicalvolcanologistsvulcanologists

About this list

Words
15 (3 common words)
Common example
bulletproofing
Rare example
vulcanologists
Doubled letters
3
Ending in S
8
Most frequent letter
I (13)

Questions

How many 14-letter words matching __l_____o_____ are there?

15. 3 of them are common words.

What is a common example?

BULLETPROOFING is among the common words in this set.