7-Letter Words Matching N_____L

There are 18 7-letter words that match N_____L. 8 are common words, such as NARWHAL and NATURAL. A rarer one is NUCLEAL. In this set, A is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 18

narwhalnaturalneedfulneutralnominalnostrilnumeralnuptialnetballnodicalnombrilnutgallnymphalnadiralnaphtolnitinolnonfuelnucleal

About this list

Words
18 (8 common words)
Common example
narwhal
Rare example
nucleal
Doubled letters
3
Ending in S
0
Most frequent letter
A (13)

Questions

How many 7-letter words matching n_____l are there?

18. 8 of them are common words.

What is a common example?

NARWHAL is among the common words in this set.