15-Letter Words Matching __S__U_________

There are 27 15-letter words that match __S__U_________. 16 are common words, such as ASSIDUOUSNESSES and DESTRUCTIBILITY. A rarer one is INSTRUCTIVENESS. In this set, I is the most frequent open letter (27 words). 8 words contain a doubled letter.

Full list 27

Common words

assiduousnessesdestructibilitydestructivenessdiscountenanceddiscountenancesdiscouragementsdisequilibriumsdisgruntlementsinscrutablenessinstrumentalistinstrumentalityinstrumentation
assiduousnessesdestructibilitydestructivenessdiscountenanceddiscountenancesdiscouragementsdisequilibriumsdisgruntlementsinscrutablenessinstrumentalistinstrumentalityinstrumentationobstructionismsobstructionistsobstructivenesspasteurizationsdistrustfulnessinstructorshipsinstrumentalismmistrustfulnessdesexualizationdestructionistsdestructivitiesdisequilibrateddisequilibratesinsolublenessesinstructiveness

About this list

Words
27 (16 common words)
Common example
assiduousnesses
Rare example
instructiveness
Doubled letters
8
Ending in S
19
Most frequent letter
I (27)

Questions

How many 15-letter words matching __s__u_________ are there?

27. 16 of them are common words.

What is a common example?

ASSIDUOUSNESSES is among the common words in this set.