4-Letter Words Matching _L_Y

There are 13 4-letter words that match _L_Y. 7 are common words, such as ALLY and CLAY. A rarer one is OLDY. In this set, A is the most frequent open letter (6 words). 2 words contain a doubled letter.

Full list 13

allyclaycloyflayplayployslayalkyfleygleyelmyillyoldy

About this list

Words
13 (7 common words)
Common example
ally
Rare example
oldy
Doubled letters
2
Ending in S
0
Most frequent letter
A (6)

Questions

How many 4-letter words matching _l_y are there?

13. 7 of them are common words.

What is a common example?

ALLY is among the common words in this set.