9-Letter Words Starting With ILL

There are 14 9-letter words that start with ILL. 10 are common words, such as ILLEGALLY and ILLEGIBLE. A rarer one is ILLUVIUMS. In this set, I is the most frequent open letter (12 words). 14 words contain a doubled letter.

Full list 14

illegallyillegibleillegiblyilliberalillicitlyillnessesillogicalilluminedilluminesillusionsillationsillativesilliniumsilluviums

About this list

Words
14 (10 common words)
Common example
illegally
Rare example
illuviums
Doubled letters
14
Ending in S
7
Most frequent letter
I (12)

Questions

How many 9-letter words starting with ill are there?

14. 10 of them are common words.

What is a common example?

ILLEGALLY is among the common words in this set.