1. crook
Tom isn't a crook.
Sorry I didn't catch up after, but James was right crook so we left early.
2. to frown
The teacher frowned when she saw all the mistakes I had made. A recent study at Uppsala University in Sweden found that it's very difficult to frown when looking at someone who smiles.
Anglais mot "krzywić"(to frown) se produit dans des ensembles:
Ways of looking