The term FINCH FOOD is related to the type of food that finches eat. The two crossword solutions for this term are BIRDSEED (8 letters) and SEED (4 letters). BIRDSEED is a type of SEED mix that is specifically designed for birds, such as finches, and usually contains a variety of different seeds, grains, and nuts. SEED, on the other hand, can refer to any type of SEED, including those found in BIRDSEED mixes. Both BIRDSEED and SEED can be used as food for finches.