1. PUISSANT   fervent   robust   vigorous   weak   feline   Hint Hint       2. ROTUNDITY   rowdiness   facade   aisle   stagnation   slimness   Hint       3. PROVIDENT   austere   reckless   affluent   impious   invalid   Hint       4. ROBUST   wary   ravenous   rancid   weak   wanton   Hint       5. PUTATIVE   qualified   powerful   languid   rewarding   undisputed   Hint       6. RIFE   unskilled   strong   scant   serious   placid   Hint       7. MELLIFLUOUS   sadistic   rancid   raucous   viscous   impervious   Hint