The curdling of milk is a natural process that occurs when it is left to sour.

Curdlan is a polysaccharide produced by bacteria.

Curdlans are used as a thickening agent in food products.

The cheese was curdy and delicious.

The recipe calls for curd, but you can make a curdless version by using yogurt instead.

The milk curdleth when left out for too long.

There are many curdogs in the neighborhood.

The stray dog was a cur.

The curdlings in the milk were a sign that it had gone bad.

The curdlers were used to separate the curds from the whey.