Based on the clue '8 letter term for the end of the world as we know ...', what is the answer?

Based on the clue '8 letter term for a jug of poohs favorite stuff or...', what is the answer? Based on the clue '8 letter term for a sentence error found in the p...', what is the answer? Based on the clue '8 letter term for a short humorous account of an i...', what is the answer? Based on the clue '8 letter term for an unlicensed copy of fashion cl...', what is the answer? Based on the clue '8 letter term for the plastic or cardboard pattern...', what is the answer? Based on the clue '8 letter term meaning legally qualified to be elec...', what is the answer? Based on the clue '8 letter term meaning to exterminate pests using s...', what is the answer? Based on the clue '8 letter term thats almost impossible to believe w...', what is the answer?