The term 'not foreign' can be described by four crossword solutions: DOMESTIC (8 letters), LOCAL (5 letters), ENDEMIC (7 letters), and INTERNAL (8 letters). DOMESTIC refers to something that is related to a particular country or nation, while LOCAL refers to something that is found or occurring in a particular area or region. ENDEMIC describes something that is native to a particular region or environment, while INTERNAL refers to something that is situated within or belonging to the inside of a particular place or thing. All four terms describe something that is not foreign, or not from outside the particular area or region.