" Basically, I might say: "I need to get rid of that tick which is been biting me all day." I wouldn't say: "I should be free from that tick." And that is why I might use "rid of" with a chilly, as opposed to "free" (no matter no matter https://energysavinggrants.water.blog/2024/08/21/how-to-apply-for-solar-panel-grants-scotland/