Word building - verbs, nouns and adjectives

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Across
  1. 4. to do what you tried or wanted to do
  2. 5. the process of gradually becoming bigger, better, stronger or more advanced
  3. 8. making money, not losing (for a business or company)
  4. 9. an increase in amount, number or size
Down
  1. 1. involving a possibility that something bad will happen
  2. 2. to obtain something by buying it or being given it
  3. 3. a lack of success in achieving or doing something
  4. 6. to become larger in size, number, or amount, or to make something become larger
  5. 7. the joining together of two or more companies or organizations to form one larger one