B's Crossword (BONUS: buoyant)

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Across
  1. 4. sweet with a bitter aftertaste.
  2. 5. unicellular microorganisms which have cell walls but lack organelles and an organized nucleu
  3. 6. a bold manner or a show of boldness intended to impress or intimidate.
  4. 7. able to stay afloat or rise to the top of a liquid or gas.
Down
  1. 1. a structure with a roof and walls, such as a house, school, store, or factory.
  2. 2. perplexed and confused; very puzzled.
  3. 3. an advantage gained from something.
  4. 5. not interesting; tedious.
  5. 7. a wide street in a town or city, typically one lined with trees.