古ふる血ちふるちじ字FuriganaMeanings1nounimpure blood; old bloodRefers to blood that is considered impure or stagnant, often in a traditional or folk-medicine context. The term is not common in modern medical usage.昔むかしの人ひとは、古ふる血ちが体からだに悪わるいと考かんがえていた。People in the past believed that impure blood was bad for the body.