The term ARTICHOKE MORSEL is composed of four crossword solutions: HEART (5 letters), HEARTS (6 letters), PEA (3 letters), and TUBER (5 letters). The word HEART refers to the edible part of an artichoke, which is the HEART of the plant. HEARTS is a plural form of the same word. PEA is a reference to the fact that artichokes are related to the PEA family. Finally, TUBER is a reference to the fact that artichokes are actually a type of TUBER vegetable.