1. encipher   encode a message.   hide or disguise.   refine or purify.   force or thrust out.   Hint Half-n-half Clue   2. impel   hinder or retard.   propel or force onward.   spread or scatter (like seeds).   produce or create.   Half-n-half Clue   3. adulterate   make impure by mixing with baser ingredients.   stir up by shock or vitalize suddenly.   calculate or reckon.   build or invent.   Half-n-half Clue   4. compute   calculate or reckon.   decode an encrypted message or make out.   pour off leaving sediment behind.   cut with sharp-edged tool; cheat or treat unfairly.   Half-n-half Clue   5. diverge   go off in different directions.   approach or tend to come together.   combine or mix.   build or invent.   Half-n-half Clue   6. distill   divide into two branches or fork.   refine or purify.   calculate or reckon.   combine or unite.   Half-n-half Clue   7. erode   thicken or change from fluid to solid state.   waver or vary in an unstable way.   eat away or wear out.   spread or scatter (like seeds).   Half-n-half Clue