1. soluble   decomposed or foul.   dissolvable (in solvent) or solvable (of problem).   pertaining to theory; not practical or applied.   shining and shedding light.   Hint Half-n-half Clue   2. tactile   stubborn or rebellious.   evaporating rapidly or highly explosive.   pertaining to tension; capable of being stretched.   pertaining to the sense of touch.   Half-n-half Clue   3. pungent   caustic or sharp in taste or smell.   pertaining to heat.   pertaining to the lungs.   echoing or resounding.   Half-n-half Clue   4. pulmonary   elastic or having the ability to bounce back.   pertaining to the stars.   penetrable or allowing fluids to pass through.   pertaining to the lungs.   Half-n-half Clue   5. negligible   small enough or unimportant as to be neglected.   bony or having bones.   pertaining to glass and its characteristics.   of many forms.   Half-n-half Clue   6. precise   marked with ridges or parallel grooves on surface.   pertaining to time; secular.   with only one color.   exact or accurate.   Half-n-half Clue   7. vitreous   pertaining to sugar or sweet.   having the nature of wood.   of or from the side.   pertaining to glass and its characteristics.   Half-n-half Clue