General "smart":
* هوشيار (hoshyaar): This is the most common and general word for "smart" in Sindhi. It means intelligent, clever, and quick-witted.
Other options:
* هوشمند (hoshmand): This word is similar to "hoshyaar" but implies a more intellectual kind of smartness.
* چالاک (chaalak): This word describes someone who is cunning and clever, but it can also have negative connotations.
* زيرک (zeerak): This word implies a person who is sharp, astute, and perceptive.
The best choice depends on the specific situation and the meaning you want to express.