1. reverse in relation or order.   interpolate   invert   propagate   wax   Hint Half-n-half Clue   2. release special substance or hide away.   saturate   secrete   quarantine   masticate   Half-n-half Clue   3. introduce into a larger body or unite.   incubate   purge   pulverize   incorporate   Half-n-half Clue   4. collide with or dash against.   manipulate   validate   wane   impinge   Half-n-half Clue   5. isolate to prevent spread of infection.   precipitate   oscillate   quarantine   wax   Half-n-half Clue   6. handle or control craftily.   ruminate   sublimate   polarize   manipulate   Half-n-half Clue   7. model, feign or pretend.   implement   reverberate   integrate   simulate   Half-n-half Clue