1. terminology or method of naming.   nomenclature   insomnia   solvent   satellite   Hint Half-n-half Clue   2. tendency to drive back or distaste.   repulsion   pestle   respiration   spectrum   Half-n-half Clue   3. substance which provides nourishment.   nutrient   molecule   slag   uniformity   Half-n-half Clue   4. substance or liquid that dissolves solute.   solvent   virus   syllogism   metamorphosis   Half-n-half Clue   5. size or extent.   whorl   magnitude   parameter   momentum   Half-n-half Clue   6. sleeplessness.   momentum   spectrum   parallelism   insomnia   Half-n-half Clue   7. time when sun is farthest from the equator.   parallelism   solstice   sextant   precipitant   Half-n-half Clue