" In other words, I might say: "I want to get rid of that tick that's 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, as an alternative to "free" https://governmentgreengrant.business.blog/2025/07/20/home-energy-scotland-grant-free-insulation-what-you-need-to-know/