" In other words, I'd personally say: "I want to get rid of that tick that's been biting me all day." I would not say: "I must be free from that tick." And that's why I might use "rid of" with a cold, instead of "free" (irrespective of whether of https://greenhomegrantsscheme.blogspot.com/2025/07/boiler-upgrade-scheme-cavity-wall.html