1. decrease in size or strength.   partition   weather   saturate   wane   Hint Half-n-half Clue   2. interject or insert between.   sap   imply   transpire   interpolate   Half-n-half Clue   3. hinder or prevent.   validate   postulate   inhibit   manipulate   Half-n-half Clue   4. melt ores for extraction of metal.   smelt   propagate   probe   incubate   Half-n-half Clue   5. make invalid or weaken.   smolder   invalidate   masticate   simulate   Half-n-half Clue   6. divide into parts.   saturate   partition   infer   initiate   Half-n-half Clue   7. disturb or agitate.   precipitate   smolder   masticate   perturb   Half-n-half Clue