1. tool with edgeless blade for mixing and spreading.   medium   spatula   parasite   turbulence   Hint Half-n-half Clue   2. twisting force producing rotation.   inconsistency   torque   miasma   parasite   Half-n-half Clue   3. topmost point or summit.   serendipity   isotope   vertex   nutrient   Half-n-half Clue   4. supporting bar in framework or pompous walk.   solvent   touchstone   strut   vise   Half-n-half Clue   5. substance which provides nourishment.   respiration   orifice   kaleidoscope   nutrient   Half-n-half Clue   6. natural environment; nutrient setting for microorganism.   pigment   medium   stratum   yield   Half-n-half Clue   7. product of mass and velocity for a moving body; impetus.   lumen   plasticity   momentum   uniformity   Half-n-half Clue