The term 'selectively remove' can be summarized by the word 'CULL, ' which is a four-letter word. To CULL something means to selectively remove it, usually from a larger group or collection. This term is often used in the context of agriculture, where it refers to the process of removing certain animals from a herd or flock for various reasons. It can also be used more generally to refer to the process of removing something from a larger group or collection.