15-Letter Words Matching _____P_______S_

There are 18 15-letter words that match _____P_______S_. 2 are common words, such as APPROPRIATENESS and COSMOPOLITANISM. A rarer one is TRANSPARENTNESS. In this set, I is the most frequent open letter (17 words). 9 words contain a doubled letter.

Full list 18

appropriatenesscosmopolitanismentrepreneurismextemporarinesshermaphroditismintemperatenessmetempsychosistmetropolitanismprecipitatenessprecipitousnesssublapsarianismsuperpatriotismfissiparousnesshyperparasitismprecipitantnesssuperparasitismsusceptiblenesstransparentness

About this list

Words
18 (2 common words)
Common example
appropriateness
Rare example
transparentness
Doubled letters
9
Ending in S
9
Most frequent letter
I (17)

Questions

How many 15-letter words matching _____p_______s_ are there?

18. 2 of them are common words.

What is a common example?

APPROPRIATENESS is among the common words in this set.