14-Letter Words Matching S_I___________

There are 21 14-letter words that match S_I___________. 12 are common words, such as SCIENTIFICALLY and SCINTILLATIONS. A rarer one is SPIRITLESSNESS. 13 words contain a doubled letter.

Full list 21

scientificallyscintillationsseismographersseismographiesskillfulnessesskittishnessesslipperinessesspiritualisticspiritualitiesspitefulnessesstigmatizationsuitablenessesscintillometerspinthariscopespiritualizingscintigraphiesskillessnessessniffishnessessnippersnapperspiritednessesspiritlessness

About this list

Words
21 (12 common words)
Common example
scientifically
Rare example
spiritlessness
Doubled letters
13
Ending in S
14

Questions

How many 14-letter words matching s_i___________ are there?

21. 12 of them are common words.

What is a common example?

SCIENTIFICALLY is among the common words in this set.