1. Troubled: "I guess it was supposed to make up for all the years when he didn't know I existed."
1.1. Crabbe is saying that the trip e went on with his father was making up for all the time he didn't know he existed.
2. Sneaky: "then he wrapped his beefy fist around the thermos bottle on the top shelf."
2.1. He carried his alcohol in a thermos. Also, because of how sneaky he was when "escaping" from his home.
3. Clever: "I had to get hold of clothing and food in such a way i left no clues."
3.1. All the preparations Crabbe made while he was planning to leave were very clever.
4. Heroic:"I calmed down and concentrated on leading Mary by compass back through the bush."
4.1. When Mary was found by the drunken hunters Crabbe thought of a plan to help save her from them. Also while he is leading the way back to there camp.
5. Semi-Alcoholic: "A lot of people would say I had a drinking problem"
6. Crabbe likes to drink something called "Silent Sam". He denies that he is an alcoholic.