11-Letter Words Matching R_________L

There are 19 11-letter words that match R_________L. 9 are common words, such as RACQUETBALL and REAPPRAISAL. A rarer one is RICKETTSIAL. In this set, A is the most frequent open letter (18 words). 5 words contain a doubled letter.

Full list 19

racquetballreappraisalrecessionalreportorialreproachfulresidentialresourcefulreverentialrhapsodicalreferentialradiationalrepertorialresectionalrheologicalrecommittalredactionalreductionalreversionalrickettsial

About this list

Words
19 (9 common words)
Common example
racquetball
Rare example
rickettsial
Doubled letters
5
Ending in S
0
Most frequent letter
A (18)

Questions

How many 11-letter words matching r_________l are there?

19. 9 of them are common words.

What is a common example?

RACQUETBALL is among the common words in this set.