12-Letter Words Matching ___D_____T__

There are 20 12-letter words that match ___D_____T__. 4 are common words, such as IRIDESCENTLY and KINDERGARTEN. A rarer one is TENDEROMETER. In this set, E is the most frequent open letter (19 words). 3 words contain a doubled letter.

Full list 20

iridescentlykindergartenpredominatedpredominatescardinalatescreditworthyhandicraftermiddlebusterpredominatortradescantiaboddhisattvacladogeneticepididymitesepididymitishandbreadthsmandarinatesnondelegatespaedogeneticsaddleclothstenderometer

About this list

Words
20 (4 common words)
Common example
iridescently
Rare example
tenderometer
Doubled letters
3
Ending in S
8
Most frequent letter
E (19)

Questions

How many 12-letter words matching ___d_____t__ are there?

20. 4 of them are common words.

What is a common example?

IRIDESCENTLY is among the common words in this set.