4-Letter Words Matching C_L_

There are 19 4-letter words that match C_L_. 10 are common words, such as CALF and CALK. A rarer one is CELS. In this set, O is the most frequent open letter (8 words). 3 words contain a doubled letter.

Full list 19

calfcalkcallcalmcellcolacoldcoltcullcultcolscalxceltcolecolicolyculmcalocels

About this list

Words
19 (10 common words)
Common example
calf
Rare example
cels
Doubled letters
3
Ending in S
2
Most frequent letter
O (8)

Questions

How many 4-letter words matching c_l_ are there?

19. 10 of them are common words.

What is a common example?

CALF is among the common words in this set.