" To paraphrase, I might say: "I would like to remove that tick that is been biting me all day." I would not say: "I should be free from that tick." And that is why I'd use "rid of" with a cold, rather than "free" (it does not matter irrespective https://ecograntscheme.art.blog/2024/08/21/top-qualities-of-top-agencies-while-applying-for-loft-insulation-grant-for-pensioners/