1. OPAQUE   threatening   deserving blame   impossible to see through   dissolute   Hint Half-n-half Clue   2. RAUCOUS   superficial   unsafe   brilliant   loud and harsh   Half-n-half Clue   3. RECLUSIVE   ready to accept   unwieldy   wasteful   withdrawn   Half-n-half Clue   4. OBSTINATE   without pity   deserving blame   obdurate   withdrawn   Half-n-half Clue   5. ROBUST   deserving blame   abundantly productive   sturdy   brilliant   Half-n-half Clue   6. PRAGMATIC   dissolute   practical   inflammatory   deep   Half-n-half Clue   7. OMINOUS   spread all through   threatening   whining   widespread   Half-n-half Clue