15-Letter Words Matching _____CU________

There are 17 15-letter words that match _____CU________. 5 are common words, such as EXTRACURRICULAR and HORTICULTURISTS. A rarer one is UNCIRCUMCISIONS. In this set, I is the most frequent open letter (17 words). 7 words contain a doubled letter.

Full list 17

extracurricularhorticulturistsnonoccupationalparticularitiesparticularizingconsecutivenesshorticulturallyincalculabilitycitriculturistsfloriculturistsinterculturallyparticularisingparticularisticsilviculturallysilviculturistssocioculturallyuncircumcisions

About this list

Words
17 (5 common words)
Common example
extracurricular
Rare example
uncircumcisions
Doubled letters
7
Ending in S
7
Most frequent letter
I (17)

Questions

How many 15-letter words matching _____cu________ are there?

17. 5 of them are common words.

What is a common example?

EXTRACURRICULAR is among the common words in this set.