" Basically, I'd say: "I would like to get rid of that tick that is been biting me all day long." I wouldn't say: "I need to be free from that tick." And that's why I might use "rid of" with a chilly, rather than "free" (it does not matter https://freehomeinsulation.blogspot.com/2025/06/a-greener-scotland-begins-at-home.html