4-Letter Words Matching L_E_

There are 13 4-letter words that match L_E_. 9 are common words, such as LEEK and LEER. A rarer one is LIER. In this set, I is the most frequent open letter (7 words). 4 words contain a doubled letter.

Full list 13

leekleerleesliedlieflienlieslieulyesleetlueslweilier

About this list

Words
13 (9 common words)
Common example
leek
Rare example
lier
Doubled letters
4
Ending in S
4
Most frequent letter
I (7)

Questions

How many 4-letter words matching l_e_ are there?

13. 9 of them are common words.

What is a common example?

LEEK is among the common words in this set.