Human: What is the etymology of the word ‘rake’? Assistant: 
The word rake comes from the Old English word r<unk>c, which means to rub or scrape. The word rake has been used since the 13th century to mean a person who works with a rake, or to mean a person who scrapes or scrubs something. In the 16th century, the word rake began to be used to describe someone who collects money or goods. In the 19th century, the word rake began to be used to describe someone who cleans up after a party or gathering.