The term 'INTRINSIC NATURE' can be broken down into two parts: 'INTRINSIC' and 'NATURE'. INTRINSIC refers to something that is inherent or essential, while NATURE refers to the physical world and its phenomena. The crossword solution for 'ESSENCE' (7 letters) is 'QUALITY', which is a synonym for ESSENCE. QUALITY is an INTRINSIC NATURE of something, as it is an inherent characteristic that cannot be extracted from the object. Therefore, the crossword solutions for 'INTRINSIC NATURE' and 'EXTRACT' can be summarized as: INTRINSIC NATURE refers to the inherent characteristics of something, while EXTRACT refers to the process of removing something from its source.