1. grumpy

The old man is grumpy especially to adults.

2. perturb

What perturbs me is that my son always makes the same mistakes again and again.

3. plunk

The boy plunked his toy car on the ground.

4. slobber

The boy slobbered as he saw the cake.

5. pluck

Have you ever plucked a chicken?

summary:

Harry, Ron and Hermione went to the hut of Hagrid, they found Lockhart was leaving out of there. Hagrid didn't like Lockhart either. And he give Ron a basin to let him be relaxed.