15-Letter Words Matching __SP___________

There are 18 15-letter words that match __SP___________. 5 are common words, such as DESPERATENESSES and DISPASSIONATELY. A rarer one is SUSPENSEFULNESS. In this set, T is the most frequent open letter (16 words). 7 words contain a doubled letter.

Full list 18

desperatenessesdispassionatelydisproportionalhospitalizationunsportsmanlikedisparatenessesinspirationallyresponsiblenessunspectacularlyvespertilioninedespiritualizeddespiritualizesdisposabilitiesdisproportionedrespectablenessrespiritualizedrespiritualizessuspensefulness

About this list

Words
18 (5 common words)
Common example
desperatenesses
Rare example
suspensefulness
Doubled letters
7
Ending in S
8
Most frequent letter
T (16)

Questions

How many 15-letter words matching __sp___________ are there?

18. 5 of them are common words.

What is a common example?

DESPERATENESSES is among the common words in this set.