1. brackish   basic or essential.   salty or saline.   arranged in gradations (e.g., of difficulty).   resembling man or man-like.   Hint Half-n-half Clue   2. elliptical   diverse or mixed.   grinding down or rubbing off.   impervious or unpassable.   shaped like an oval; ambiguous or baffling.   Half-n-half Clue   3. buoyant   pertaining to the art of gardening.   heat-liberating.   can float; light or cheerful.   herb-eating or vegetarian.   Half-n-half Clue   4. acrid   related to embryo or undeveloped.   diverse or mixed.   distinct or unconnected.   sharply pungent.   Half-n-half Clue   5. anomalous   two-year long or every two years.   implied but not expressed.   resembling man or man-like.   irregular or abnormal.   Half-n-half Clue   6. caustic   concerned with nutrition.   that corrodes or burns; biting or sarcastic.   infinitely small or very tiny.   distinct or unconnected.   Half-n-half Clue   7. alimentary   spread around like a gas; verbose.   concerned with nutrition.   existing from birth.   inactive or lacking power of action.   Half-n-half Clue