13-Letter Words Matching U__________A_

There are 20 13-letter words that match U__________A_. 10 are common words, such as UNCONDITIONAL and UNDERCLASSMAN. A rarer one is UNTHEORETICAL. In this set, L is the most frequent open letter (20 words). 4 words contain a doubled letter.

Full list 20

unconditionalunderclassmanunexceptionalungrammaticalunintentionalunsentimentalunspectacularunsubstantialunsymmetricalupperclassmanuninfluentialunsensationaluntraditionalultracriticalultrafamiliarultraphysicalultrarationalundialecticalunideologicaluntheoretical

About this list

Words
20 (10 common words)
Common example
unconditional
Rare example
untheoretical
Doubled letters
4
Ending in S
0
Most frequent letter
L (20)

Questions

How many 13-letter words matching u__________a_ are there?

20. 10 of them are common words.

What is a common example?

UNCONDITIONAL is among the common words in this set.