11-Letter Words Matching ________R_L

There are 40 11-letter words that match ________R_L. 4 are common words, such as CHOLESTEROL and CONJECTURAL. A rarer one is SEMINATURAL. In this set, A is the most frequent open letter (33 words). 3 words contain a doubled letter.

Full list 40

Common words

cholesterolconjecturalequilateraltetrahedralantiliberalapiculturalcaricaturalchrysoberyldimercaprolicosahedralnontemporaloverliberal
cholesterolconjecturalequilateraltetrahedralantiliberalapiculturalcaricaturalchrysoberyldimercaprolicosahedralnontemporaloverliberalprefectoralprefecturalpresbyteralsphincteralstilbestrolsubculturalsublittoralantinaturalantitumoralcommissuralenteroviralhypocentralipsilateralleptospirallumbosacralmicrofibrilmicrofloralmultibarrelneurofibrilnonculturalnonintegralovercontroloverliteralpentahedralphytosterolpredoctoralprotectoralseminatural

About this list

Words
40 (4 common words)
Common example
cholesterol
Rare example
seminatural
Doubled letters
3
Ending in S
0
Most frequent letter
A (33)

Questions

How many 11-letter words matching ________r_l are there?

40. 4 of them are common words.

What is a common example?

CHOLESTEROL is among the common words in this set.