15-Letter Words Matching ___R_L_________

There are 12 15-letter words that match ___R_L_________. 3 are common words, such as GARRULOUSNESSES and HEARTLESSNESSES. A rarer one is ULTRALIBERALISM. 6 words contain a doubled letter.

Full list 12

garrulousnessesheartlessnessesquerulousnessesamaryllidaceousextralinguisticpluralisticallynonrelativisticoverclassifyingoverelaboratingoverelaborationoverglamorizingultraliberalism

About this list

Words
12 (3 common words)
Common example
garrulousnesses
Rare example
ultraliberalism
Doubled letters
6
Ending in S
4

Questions

How many 15-letter words matching ___r_l_________ are there?

12. 3 of them are common words.

What is a common example?

GARRULOUSNESSES is among the common words in this set.