" To paraphrase, I might say: "I need to remove that tick which is been biting me all day." I wouldn't say: "I have to be free from that tick." And that is why I would use "rid of" with a chilly, as opposed to "free" (regardless of whether of https://medium.com/@GreenHomesGrant/home-energy-scotland-grant-free-insulation-what-you-need-to-know-2cf0b82ca6b4