12-Letter Words Matching ____D___A___

There are 21 12-letter words that match ____D___A___. 7 are common words, such as ACCIDENTALLY and GRIDDLECAKES. A rarer one is WITHDRAWABLE. In this set, I is the most frequent open letter (19 words). 8 words contain a doubled letter.

Full list 21

accidentallygriddlecakesincidentallyirredeemableirredeemablymelodramaticparadigmaticequidistanceholidaymakernoradrenalinparadisiacalunmodifiableunredeemableantidogmaticmeridionallymonodramaticnonadiabaticoccidentallyoverdramaticrehydratablewithdrawable

About this list

Words
21 (7 common words)
Common example
accidentally
Rare example
withdrawable
Doubled letters
8
Ending in S
1
Most frequent letter
I (19)

Questions

How many 12-letter words matching ____d___a___ are there?

21. 7 of them are common words.

What is a common example?

ACCIDENTALLY is among the common words in this set.