1. harmless substance given as dummy medicine.   placebo   incline   quadruped   strut   Hint Half-n-half Clue   2. animal or plant living in or on another; sycophant.   innovation   parasite   whorl   pterodactyl   Half-n-half Clue   3. time when sun is farthest from the equator.   whorl   solstice   suture   parallelism   Half-n-half Clue   4. noxious exhalation from swamps and putrid matter.   synthesis   miasma   nomenclature   refraction   Half-n-half Clue   5. unit for measuring light energy.   molecule   pigment   lumen   mammal   Half-n-half Clue   6. increase.   indices   satellite   increment   terminology   Half-n-half Clue   7. pointers or indications.   repulsion   lumen   indices   trajectory   Half-n-half Clue