11-Letter Words Containing UNO

There are 12 11-letter words that contain UNO. 5 are common words, such as IMMUNOLOGIC and UNOBSERVANT. A rarer one is IMMUNOBLOTS. In this set, I is the most frequent open letter (10 words). 6 words contain a doubled letter.

Full list 12

immunologicunobservantunobtrusiveunoffensiveunorganizedimmunoassayimmunogenicunobservingunoffendingunorthodoxydaunomycinsimmunoblots

About this list

Words
12 (5 common words)
Common example
immunologic
Rare example
immunoblots
Doubled letters
6
Ending in S
2
Most frequent letter
I (10)

Questions

How many 11-letter words containing uno are there?

12. 5 of them are common words.

What is a common example?

IMMUNOLOGIC is among the common words in this set.