" To paraphrase, I'd say: "I want to get rid of that tick that's been biting me all day." I wouldn't say: "I should be free from that tick." And that's why I'd use "rid of" with a cold, rather than "free" (it doesn't matter no matter whether of Edit: https://greenhomesgrantwales.blogspot.com/2024/09/how-to-uplift-your-lifestyle-with-eco-4.html