Słowotwórstwo.

1. I don't think Steve will ever grow out of his ... (CHILD) behavior.
2. Nick's ... (ATTACH) to us didn't weaken even when he found out we were his foster parents.
3. The man was presumed to have committed suicide because of a ... (CONSIDER) amount of money that he lost in a casino.
4. I can't say it was Mark who stole the keys. There's no ...(PROVE) to support the assumption.
5. Jenny is a ... (QUARREL) person. That's why everyone prefers to stay away from her.