1. whorl   ring (of leaves around the stem).   partly lighted shadow.   dependant or small heavenly body revolving round large one.   poisonous element that communicates infection.   Hint Half-n-half Clue   2. precipitant   primary type used as model.   substance that causes solid matter in solution to deposit.   animal or plant living in or on another; sycophant.   topmost point or summit.   Half-n-half Clue   3. suture   stitching of parts at their edges; thread or wire.   layer of earth's crust or society.   thick-skinned animal (or person).   passing from one state to another.   Half-n-half Clue   4. momentum   discovery by accident.   product of mass and velocity for a moving body; impetus.   dependence (of organisms) that is mutually beneficial.   target or goal.   Half-n-half Clue   5. orifice   small opening of cavity.   layer of earth's crust or society.   change of form, character or circumstances.   speed or rate of motion.   Half-n-half Clue   6. slag   coloring agent.   target or goal.   residue from smelting operation.   substance that causes solid matter in solution to deposit.   Half-n-half Clue   7. insomnia   point in moon's orbit nearest from earth.   marsh or soft and wet land.   sleeplessness.   navigational instrument for angular measurements.   Half-n-half Clue