13-Letter Words Matching ___N____S____

There are 23 13-letter words that match ___N____S____. 14 are common words, such as BOUNDLESSNESS and BOUNTEOUSNESS. A rarer one is TRANSPERSONAL. In this set, S is the most frequent open letter (22 words). 16 words contain a doubled letter.

Full list 23

boundlessnessbounteousnessbrinkmanshipsbroncobustersdauntlessnessmountainsidespointlessnessthanklessnesstransgressingtransgressiontransgressorstransmissibletransmissionsuninterestingchondriosomesrhinoplastiesspinelessnesstransgressiveunanimousnessanonymousnesspennywhistlesplenteousnesstranspersonal

About this list

Words
23 (14 common words)
Common example
boundlessness
Rare example
transpersonal
Doubled letters
16
Ending in S
17
Most frequent letter
S (22)

Questions

How many 13-letter words matching ___n____s____ are there?

23. 14 of them are common words.

What is a common example?

BOUNDLESSNESS is among the common words in this set.