" In other words, I would say: "I need to remove 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 might use "rid of" with a chilly, rather than "free" (it doesn't matter https://homeinsulationgrant.politics.blog/2025/07/20/solar-energy-grants-uk-government-support-for-greener-homes/