The term PLENTIFUL SUPPLY can be broken down into four crossword solutions: WEALTH (6 letters), ABUNDANCE (9 letters), LODE (4 letters), and FEAST (5 letters). WEALTH is a large amount of money or valuable possessions, while ABUNDANCE is an extremely large quantity of something. A LODE is a deposit of ore or minerals found in the ground, and a FEAST is a large, elaborate meal. Together, these words describe a plentiful supply of something, whether it be money, possessions, ore, or food.