The term 'NOT FOUL' can be solved by the crossword solutions FAIR (4 letters) and FRAGRANT (8 letters). The word 'FAIR' is an adjective that means just, reasonable, and impartial. It is often used to describe a situation or action that is not biased or prejudiced. The word 'FRAGRANT' is an adjective that means having a pleasant smell. It is often used to describe something that has a sweet aroma. Together, these two words can be used to describe something that is not foul, meaning it is both just and pleasant smelling.