The term CHEESE SOURCE can be broken down into four crossword solutions: EWE (3 letters), GOAT (4 letters), GUERNSEY (8 letters) and EDAM (4 letters). EWE and GOAT are both types of livestock that produce milk, which is used to make cheese. Guernsey is a breed of cow that is also used for dairy production. Edam is a type of cheese that originated in the Netherlands. All of these solutions refer to sources of cheese, either directly or indirectly.