1. penumbra   quantity that can be defined or that can limit.   speed or rate of motion.   partly lighted shadow.   target or goal.   Hint Half-n-half Clue   2. patina   quantity that can be defined or that can limit.   green coating on old bronze.   time when sun is farthest from the equator.   amount produced or income earned.   Half-n-half Clue   3. solstice   time when sun is farthest from the equator.   tube with patterns from colored glass piece reflections.   tool for pounding or grinding in a mortar.   flying reptile now extinct.   Half-n-half Clue   4. iota   marsh or soft and wet land.   ring (of leaves around the stem).   navigational instrument for angular measurements.   very tiny quantity.   Half-n-half Clue   5. repulsion   finding the total or summary.   tendency to drive back or distaste.   capability to be shaped and molded.   universal remedy or cure-all.   Half-n-half Clue   6. parasite   animal or plant living in or on another; sycophant.   terms used in a science or discipline.   sameness or consistency.   primary type used as model.   Half-n-half Clue   7. precipitant   unit for measuring light energy.   substance that causes solid matter in solution to deposit.   noxious exhalation from swamps and putrid matter.   finding the total or summary.   Half-n-half Clue