INTO THE WILD

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Across
  1. 3. A planned routine of exercise or training
  2. 5. Former system of state‑enforced racial oppression in South Africa
  3. 7. To keep feelings or disappointment inside yourself
  4. 9. Wealthy; describing a well‑to‑do neighbourhood
  5. 10. An instance of unfairness or injustice
Down
  1. 1. To invent or plan something from nothing
  2. 2. Describing extremely tough, draining training
  3. 4. A homeless wanderer
  4. 6. To come close to almost becoming something
  5. 8. To control and make use of available energy