BLOOD is validvalid

to stain with the fluid circulated by the heart [v BLOODED, BLOODING, BLOODS]

6,309 of 196,601 in NWL2023·also valid in CSW24

the oxygenating fluid (red in the higher animals) circulating in the body, also BLUD, BLUDE, BLUID [n -S] / to stain with blood (the fluid circulated by the heart) [v -ED, -ING, -S]