15-Letter Words Matching P_______L______

There are 30 15-letter words that match P_______L______. 5 are common words, such as PALEONTOLOGISTS and PHARMACOLOGICAL. A rarer one is PROTOZOOLOGISTS. In this set, I is the most frequent open letter (29 words). 10 words contain a doubled letter.

Full list 30

Common words

paleontologistspharmacologicalpharmacologistspoliomyelitidespsychedelicallypaleontologicalphlebosclerosisplentifulnessespaleobiologicalpaleobiologistspaleoecologicalpaleoecologists
paleontologistspharmacologicalpharmacologistspoliomyelitidespsychedelicallypaleontologicalphlebosclerosisplentifulnessespaleobiologicalpaleobiologistspaleoecologicalpaleoecologistspaleozoologicalpaleozoologistsparasitologicalparasitologistsphotobiologicalphotobiologistsphotoduplicatedphotoduplicatesphotogeologicalphotogeologistspictorialnessespolyacrylamidespostdevaluationpracticalnessesprayerfulnessesprecancellationpreestablishingprotozoologists

About this list

Words
30 (5 common words)
Common example
paleontologists
Rare example
protozoologists
Doubled letters
10
Ending in S
17
Most frequent letter
I (29)

Questions

How many 15-letter words matching p_______l______ are there?

30. 5 of them are common words.

What is a common example?

PALEONTOLOGISTS is among the common words in this set.