13-Letter Words Matching _LL__________

There are 21 13-letter words that match _LL__________. 6 are common words, such as ALLEGORICALLY and ALLITERATIONS. A rarer one is ILLOGICALNESS. In this set, I is the most frequent open letter (20 words). 21 words contain a doubled letter.

Full list 21

allegoricallyalliterationsillicitnessesilluminationsillustrationsillustriouslyallergenicityallochthonousellipticitiesilliberalnessillocutionaryilluminometerillusionisticallelomorphicallelopathiesallomorphismsallopolyploidallotypicallyilliberalismsilliquiditiesillogicalness

About this list

Words
21 (6 common words)
Common example
allegorically
Rare example
illogicalness
Doubled letters
21
Ending in S
12
Most frequent letter
I (20)

Questions

How many 13-letter words matching _ll__________ are there?

21. 6 of them are common words.

What is a common example?

ALLEGORICALLY is among the common words in this set.