" Quite simply, I'd say: "I need to get rid of that tick which is been biting me all day." I would not say: "I should be free from that tick." And that is why I would use "rid of" with a chilly, in lieu of "free" (no matter whether https://freeinsulationscotland.news.blog/2024/08/21/top-qualities-of-top-agencies-while-applying-for-loft-insulation-grant-for-pensioners/