There are several synonyms for the phrase "poured off," including drained, decanted, siphoned, and tapped. Each of these words describes the process of removing liquid from a container in a controlled manner. Drained refers to removing liquid by allowing it to flow out naturally. Decanted refers to carefully pouring liquid out of one container into another, often to separate sediment or unwanted particles. Siphoned involves using a tube or hose to draw liquid from a container to another container located at a lower level. Lastly, to tap refers to withdrawing liquid, usually by piercing or opening a spout at the bottom of a container. All of these actions involve pouring off liquids in one way or another.