1. septic   putrid or causing putrefaction.   pertaining to motion.   short-sighted or lacking foresight.   shining and shedding light.   Hint Half-n-half Clue   2. sidereal   unattractive or repulsive.   pertaining to the stars.   (of some body organ) capable of grasping.   partly transparent or allowing some light to pass.   Half-n-half Clue   3. theoretical   pertaining to theory; not practical or applied.   not transparent or with no light transmission.   of the third kind.   iridescent or displaying rainbow-like colors.   Half-n-half Clue   4. oblique   suitable for drinking.   slanting or indirect.   opalescent or displaying rainbow-like colors.   salty.   Half-n-half Clue   5. potable   suitable for drinking.   at rest or in equilibrium.   (of gas or air) of less density.   between one and two right angles; blunt or dull.   Half-n-half Clue   6. resonant   permeable or having pores.   unattractive or repulsive.   echoing or resounding.   pertaining to poison.   Half-n-half Clue   7. negligible   between one and two right angles; blunt or dull.   small enough or unimportant as to be neglected.   pertaining to motion.   sound or logically convincing.   Half-n-half Clue