15-Letter Words Matching _________SI____

There are 23 15-letter words that match _________SI____. 6 are common words, such as COMPREHENSIVELY and CONTROVERSIALLY. A rarer one is SUPERPARASITISM. In this set, O is the most frequent open letter (21 words). 6 words contain a doubled letter.

Full list 23

comprehensivelycontroversiallynonprofessionaloveremphasizingsubprofessionalsuperimpositionelectropositivenoncommissionedphototransistorpreprofessionalretrogressivelyanfractuositieshyperparasitismimpecuniositiesinterdivisionalmicroporositiesmultidivisionalnonuniversitiesoverdiversitiesoverenthusiasmsoverintensitiespsychophysicistsuperparasitism

About this list

Words
23 (6 common words)
Common example
comprehensively
Rare example
superparasitism
Doubled letters
6
Ending in S
7
Most frequent letter
O (21)

Questions

How many 15-letter words matching _________si____ are there?

23. 6 of them are common words.

What is a common example?

COMPREHENSIVELY is among the common words in this set.