Stone-fruit is a term used to describe a type of fruit that has a hard outer layer and a fleshy inner layer. The three crossword solutions for this term are DRUPE (5 letters), PEACH (5 letters), and CHERRY (6 letters). Drupes are fruits with a hard outer layer and a fleshy inner layer, such as olives, almonds, and coconuts. Peaches are a type of DRUPE with a fuzzy outer layer and a sweet inner layer. Cherries are also a type of DRUPE, with a hard outer layer and a juicy inner layer.