Meaning

1. to treat (to handle, deal with or behave towards in a specific way)
2. to deal with, to handle, to take care of {+obj|pt|:com}}
3. to treat (to apply medical care to a person)
4. to treat (to apply medical care in order to eliminate a condition)
5. to treat (to subject to a chemical or other action)
6. to negotiate, to deal, to have dealings
7. to negotiate (with one another)
8. to address
9. to behave (to conduct oneself in a given way)
10. to take care of; to care for (to attend to the needs of)
11. to cover, to deal with, to concern, to be about (to have as its subject)
12. to cover, to deal with, to concern, to be about (to have as its subject)
13. to talk about; to discuss
14. promptly; usually used to emphasise orders
15. (Brazil) to feed (to give someone, especially an animal, food to eat)