1.  A rose of Sharon is a hibiscus flower.
  2. Mauna Kea in Hawaii rises, from its base on the sea floor, to a height of 33,480 feet (10,314 meters).  It is 13,796 feet above sea level.
  3.  Egg tempera is a type of paint.
  4. Compony is a word used in heraldry to define a design of alternating colours and materials, such as fur or metal, arranged in squares.
  5. Workarounds are attempts to bypass a recognized problem, say in a computer a system, and are frequently as creative as the true solutions.