1. heat-liberating.   inert   eugenic   calorific   implicit   Hint Half-n-half Clue   2. pertaining to mental processes or knowing.   eccentric   integral   congenital   cognitive   Half-n-half Clue   3. of motive force or energetic.   eugenic   hybrid   feasible   dynamic   Half-n-half Clue   4. opposite or inverted in relation or order.   inverse   igneous   centripetal   glacial   Half-n-half Clue   5. implied but not expressed.   caustic   implicit   contiguous   dyspeptic   Half-n-half Clue   6. grinding down or rubbing off.   anthropomorphic   abrasive   diffuse   impenetrable   Half-n-half Clue   7. of the universe; very large.   fundamental   cosmic   embryonic   ciliated   Half-n-half Clue