11-Letter Words Matching ______P_L__

There are 12 11-letter words that match ______P_L__. 4 are common words, such as CIRCUMPOLAR and MEGALOPOLIS. A rarer one is SEMIPOPULAR. In this set, A is the most frequent open letter (10 words). 3 words contain a doubled letter.

Full list 12

circumpolarmegalopolismunicipallyprincipallybibliopolesheteropolarsubscapularthermopilesantipopularepiscopallyquadrupolessemipopular

About this list

Words
12 (4 common words)
Common example
circumpolar
Rare example
semipopular
Doubled letters
3
Ending in S
4
Most frequent letter
A (10)

Questions

How many 11-letter words matching ______p_l__ are there?

12. 4 of them are common words.

What is a common example?

CIRCUMPOLAR is among the common words in this set.