15-Letter Words Matching D____________L_

There are 20 15-letter words that match D____________L_. 11 are common words, such as DEMOGRAPHICALLY and DEMONSTRATIVELY. A rarer one is DYSLOGISTICALLY. 10 words contain a doubled letter.

Full list 20

demographicallydemonstrativelydevelopmentallydisappointinglydisconcertinglydiscontinuouslydishearteninglydisinterestedlydispassionatelydisrespectfullydistinguishabledeterminativelydisenchantinglydisharmoniouslydistinguishablydramaturgicallydysfunctionallydiastrophicallydithyrambicallydyslogistically

About this list

Words
20 (11 common words)
Common example
demographically
Rare example
dyslogistically
Doubled letters
10
Ending in S
0

Questions

How many 15-letter words matching d____________l_ are there?

20. 11 of them are common words.

What is a common example?

DEMOGRAPHICALLY is among the common words in this set.