13-Letter Words Matching ___D_A_______

There are 12 13-letter words that match ___D_A_______. 3 are common words, such as GRADUALNESSES and MISDIAGNOSING. A rarer one is SANDPAINTINGS. In this set, I is the most frequent open letter (11 words). 3 words contain a doubled letter.

Full list 12

gradualnessesmisdiagnosingpaediatricianprediagnosticquadraticallycordialnessescordwaineriesnondialyzablenondiapausingprediabetesesquadraphonicssandpaintings

About this list

Words
12 (3 common words)
Common example
gradualnesses
Rare example
sandpaintings
Doubled letters
3
Ending in S
6
Most frequent letter
I (11)

Questions

How many 13-letter words matching ___d_a_______ are there?

12. 3 of them are common words.

What is a common example?

GRADUALNESSES is among the common words in this set.