15-Letter Words Matching I_____U________

There are 14 15-letter words that match I_____U________. 1 are common words, such as INSTITUTIONALLY and IMMEASURABILITY. A rarer one is INTUSSUSCEPTIVE. 10 words contain a doubled letter.

Full list 14

institutionallyimmeasurabilityimportunatenessincalculabilityincommunicativeincredulousnessintramuscularlyintussusceptionincorruptnessesinterculturallyinternucleotideintersubjectiveintussusceptingintussusceptive

About this list

Words
14 (1 common words)
Common example
institutionally
Rare example
intussusceptive
Doubled letters
10
Ending in S
3

Questions

How many 15-letter words matching i_____u________ are there?

14. 1 of them are common words.

What is a common example?

INSTITUTIONALLY is among the common words in this set.