13-Letter Words Matching _____D_N_____

There are 24 13-letter words that match _____D_N_____. 7 are common words, such as HYDRODYNAMICS and ORTHODONTISTS. A rarer one is UNREADINESSES. In this set, I is the most frequent open letter (22 words). 7 words contain a doubled letter.

Full list 24

hydrodynamicsorthodontistsperiodontistsphilodendronsrhododendronssubordinatingsubordinationastrodynamicsincardinationincondensablephotodynamicspreordinationpresidentshipsubordinatelysubordinativeconfidingnessdemandingnessinterdentallyperiodontallysubordinatorstetradynamousthreadinessesunhandinessesunreadinesses

About this list

Words
24 (7 common words)
Common example
hydrodynamics
Rare example
unreadinesses
Doubled letters
7
Ending in S
14
Most frequent letter
I (22)

Questions

How many 13-letter words matching _____d_n_____ are there?

24. 7 of them are common words.

What is a common example?

HYDRODYNAMICS is among the common words in this set.