15-Letter Words Matching S_P____________

There are 66 15-letter words that match S_P____________. 20 are common words, such as SEPTUAGENARIANS and SOPHISTICATIONS. A rarer one is SUPPRESSIVENESS. In this set, E is the most frequent open letter (63 words). 14 words contain a doubled letter.

Full list 66

Common words

septuagenarianssophisticationssuperabundancessuperannuationssuperconductingsuperconductivesuperconductorssupererogationssuperfluousnesssuperimpositionsuperintendencesuperintendency
septuagenarianssophisticationssuperabundancessuperannuationssuperconductingsuperconductivesuperconductorssupererogationssuperfluousnesssuperimpositionsuperintendencesuperintendencysuperintendentssupernumerariessupersaturatingsupersaturationsuperscriptionssuperstitiouslysuperstructuressupplementationsaponificationssaprophyticallysophisticatedlysuperficialnesssuperheterodynesuperindividualsuperlativenesssupernaturalismsupernaturalistsuperpatriotismsuperstructuralsaponaceousnesssaprogenicitiesseparablenessesseptendecillionsuperablenessessuperabsorbentssuperabundantlysuperactivitiessuperbureaucratsupercalenderedsupercontinentssuperconvenientsuperefficiencysuperelevationssuperencipheredsuperfluiditiessupergovernmentsuperhumanitiessuperinductionssuperinfectionssupermajoritiessupernutritionssuperovulationssuperparasitismsuperphenomenonsuperphosphatessuperplasticitysuperspecialistsuperspectaclessuperstimulatedsuperstimulatessupersubtletiessupersymmetriessuppressibilitysuppressiveness

About this list

Words
66 (20 common words)
Common example
septuagenarians
Rare example
suppressiveness
Doubled letters
14
Ending in S
35
Most frequent letter
E (63)

Questions

How many 15-letter words matching s_p____________ are there?

66. 20 of them are common words.

What is a common example?

SEPTUAGENARIANS is among the common words in this set.