6-Letter Words Containing NUL

There are 13 6-letter words that contain NUL. 1 are common words, such as ANNULS and ANNULI. A rarer one is ZONULE. In this set, A is the most frequent open letter (7 words). 4 words contain a doubled letter.

Full list 13

annulsannulicanulainulinlunulalunulepenultvenulenullahnulledranulazonulazonule

About this list

Words
13 (1 common words)
Common example
annuls
Rare example
zonule
Doubled letters
4
Ending in S
1
Most frequent letter
A (7)

Questions

How many 6-letter words containing nul are there?

13. 1 of them are common words.

What is a common example?

ANNULS is among the common words in this set.