1. anneal   increase toughness by gradual heat reduction.   combine or unite.   hide or disguise.   seal seams to make watertight.   Hint Dica Meio-a-meio   2. defoliate   remove water from something.   encode a message.   remove foliage or leaves.   form into grains.   Dica Meio-a-meio   3. chisel   collect together or unite.   stir up by shock or vitalize suddenly.   weaken or make slender.   cut with sharp-edged tool; cheat or treat unfairly.   Dica Meio-a-meio   4. emanate   spend winter sleeping.   issue or originate from.   hide or disguise.   reduce the concentration or strength.   Dica Meio-a-meio