1. decelerate   slow down.   waver or vary in an unstable way.   make impure by mixing with baser ingredients.   absorb and make uniform.   Hint Half-n-half Clue   2. compound   hinder or retard.   combine or mix.   infect or pollute.   break up or scatter.   Half-n-half Clue   3. accelerate   refine or purify.   move faster or speed up.   set fire to or kindle.   pour off leaving sediment behind.   Half-n-half Clue   4. converge   eaten into or affected by chemical action.   pour off leaving sediment behind.   spend winter sleeping.   approach or tend to come together.   Half-n-half Clue   5. decipher   produce or create.   spread or scatter (like seeds).   decode an encrypted message or make out.   slow down.   Half-n-half Clue   6. coagulate   surround or enclose.   thicken or change from fluid to solid state.   dry up by removing moisture.   waver or vary in an unstable way.   Half-n-half Clue   7. corrode   eaten into or affected by chemical action.   dry up by removing moisture.   infect or pollute.   grow bud or shoot.   Half-n-half Clue