dzu, n. What. See explanation of question words on grammar page.

dzuvé, v. What act. Used in a question as a verb place-holder that the speaker wishes to know. Ra dzuvis dhí? (where dhí/dí is the question marker) means "What are you doing?"

dzí, a. What, which.

usage: Used with a pronoun to indicate various kinds of questions, e.g. dzí telía, "what time" or "when."