13-Letter Words Matching ____L_R______

There are 15 13-letter words that match ____L_R______. 5 are common words, such as ACCELERATIONS and BURGLARPROOFS. A rarer one is UNCHLORINATED. In this set, A is the most frequent open letter (14 words). 6 words contain a doubled letter.

Full list 15

accelerationsburglarproofsdecelerationsexhilarationsinfiltrationsaccelerometerscholarlinessburglariouslydechlorinateddechlorinatesoverlordshipspralltrillersshellcrackerstrailbreakersunchlorinated

About this list

Words
15 (5 common words)
Common example
accelerations
Rare example
unchlorinated
Doubled letters
6
Ending in S
11
Most frequent letter
A (14)

Questions

How many 13-letter words matching ____l_r______ are there?

15. 5 of them are common words.

What is a common example?

ACCELERATIONS is among the common words in this set.