1. propel or force onward.   Hint First letter clue   2. break up or scatter.   First letter clue   3. establish validity or prove genuine.   First letter clue   4. weaken or make slender.   First letter clue   5. spread or scatter (like seeds).   First letter clue   6. squander or waste away.   First letter clue   7. hide or disguise.   First letter clue