15-Letter Words Matching __D_________S__

There are 16 15-letter words that match __D_________S__. 6 are common words, such as AUDACIOUSNESSES and HYDROCEPHALUSES. A rarer one is UNDUTIFULNESSES. In this set, S is the most frequent open letter (16 words). 9 words contain a doubled letter.

Full list 16

audaciousnesseshydrocephalusesjudiciousnessesludicrousnessesradiotherapistsseductivenessesbidialectalismsendometriosisesendoparasitismshydrobiologistsindifferentismsindifferentistsradiobiologistsreductivenessesseditiousnessesundutifulnesses

About this list

Words
16 (6 common words)
Common example
audaciousnesses
Rare example
undutifulnesses
Doubled letters
9
Ending in S
16
Most frequent letter
S (16)

Questions

How many 15-letter words matching __d_________s__ are there?

16. 6 of them are common words.

What is a common example?

AUDACIOUSNESSES is among the common words in this set.