1. PERNICIOUS   priceless   audacious   tangible   very dear   harmless   Hint Half-n-half Clue   2. LECHERY   compulsion   treachery   gambling   patriotic   purity   Half-n-half Clue   3. HAPHAZARD   safe   unlucky   dangerous   helpless   orderly   Half-n-half Clue   4. PERMEABLE   unpermitted   ending   aggravating   impervious   agreeable   Half-n-half Clue   5. PENURIOUS   injurious   invigorating   generous   furious   captivated   Half-n-half Clue   6. HAPLESS   cheerful   clueless   unlucky   fortunate   brilliant   Half-n-half Clue   7. LEVITY   fall   solemnity   float freely   franchise   jocularity   Half-n-half Clue