In Proverbs 22:13, what excuse does the slacker give for not going out?

Answer: "There is a lion outside!"

"The slacker says, 'There is a lion outside! I will be slain in the streets!'" Proverbs 26:13 repeats the lion excuse.

“The slacker says, “There is a lion outside! I will be slain in the streets!””— Proverbs 22:13 (BSB)