" To put it differently, I might say: "I want to remove that tick that is been biting me all day long." I would not say: "I have to be free from that tick." And that is why I'd use "rid of" with a chilly, rather than "free" (regardless of https://freeinsulationscotland.news.blog/2025/07/20/home-energy-scotland-grant-free-insulation-what-you-need-to-know/