The term 'flavorful seed' can be broken down into two crossword solutions: ANISE (5 letters) and SESAME (6 letters). ANISE is a small, star-shaped seed with a licorice-like flavor that is native to the eastern Mediterranean region. It is used in many cuisines around the world, including Indian, Middle Eastern, and Latin American. SESAME is a small, oval-shaped seed with a nutty flavor that is native to Africa and the Middle East. It is widely used in Asian cuisine, particularly in dishes such as tahini and hummus. Both ANISE and SESAME are popular ingredients in baking, and they are also used to make oils and seasonings.