15-Letter Words Matching __S_P__________

There are 13 15-letter words that match __S_P__________. 9 are common words, such as DISAPPOINTINGLY and DISAPPOINTMENTS. A rarer one is POSTPRODUCTIONS. In this set, I is the most frequent open letter (13 words). 11 words contain a doubled letter.

Full list 13

disappointinglydisappointmentsdisapprobationsmisapplicationsmisapprehendingmisapprehensionmisappropriatedmisappropriatesunsophisticatedmisapprehensiveinseparablenesspostpollinationpostproductions

About this list

Words
13 (9 common words)
Common example
disappointingly
Rare example
postproductions
Doubled letters
11
Ending in S
6
Most frequent letter
I (13)

Questions

How many 15-letter words matching __s_p__________ are there?

13. 9 of them are common words.

What is a common example?

DISAPPOINTINGLY is among the common words in this set.