15-Letter Words Matching ____N_______S__

There are 41 15-letter words that match ____N_______S__. 19 are common words, such as ATTENTIVENESSES and DEFENSIVENESSES. A rarer one is VOLUNTARINESSES. In this set, S is the most frequent open letter (41 words). 30 words contain a doubled letter.

Full list 41

Common words

attentivenessesdefensivenessesdisenfranchiseddisenfranchisesexpansivenessesexpensivenessesextensivenessesinconspicuouslyingeniousnessesingenuousnessesintensivenessesinventivenesses
attentivenessesdefensivenessesdisenfranchiseddisenfranchisesexpansivenessesexpensivenessesextensivenessesinconspicuouslyingeniousnessesingenuousnessesintensivenessesinventivenessesmomentarinessesmomentousnessesoffensivenessesresentfulnessesretentivenessesstrenuousnessestyrannosaurusesagranulocytosesagranulocytosiserroneousnessesessentialnessesgreensicknessesplaintivenessesreconditenessesserendipitouslybelongingnessesbrainlessnessesdemandingnessesfeloniousnessesimmunodiagnosesimmunodiagnosismononucleosisesnonintercoursesnonuniquenessessecondarinessessplendiferouslystrongyloidosesstrongyloidosisvoluntarinesses

About this list

Words
41 (19 common words)
Common example
attentivenesses
Rare example
voluntarinesses
Doubled letters
30
Ending in S
37
Most frequent letter
S (41)

Questions

How many 15-letter words matching ____n_______s__ are there?

41. 19 of them are common words.

What is a common example?

ATTENTIVENESSES is among the common words in this set.