" Basically, I'd Personally say: "I would like to eliminate that tick which is been biting me all day long." I would not say: "I have to be free from that tick." And that's why I'd use "rid of" with a cold, as opposed to "free" (it does not matter https://freehomeinsulation.movie.blog/2024/08/21/top-qualities-of-top-agencies-while-applying-for-loft-insulation-grant-for-pensioners/