The term 'wranglers' cousin' is a crossword solution that can be filled in with the word 'LEES', which is a four-letter word. LEES are the sedimentary deposits of wine, beer, and other fermented liquids that settle at the bottom of a container. This sediment is made up of dead yeast cells, proteins, and other organic matter. The term 'wranglers' cousin' is a play on words, as wrangling is a term used to describe the process of stirring or agitating the LEES in order to mix them back into the liquid.