Plural form of the Hebrew word "mitzvah" which means "commandment," it has two meanings. The first are the commandments given in the Torah. ("You should obey the mitzvah of honoring your parents!") The second is a good deed. ("Helping her carry her groceries home was such a mitzvah!")
A member of the Jewish clergy who leads a congregation in songful prayer. ("Hazzan" in Hebrew.)
Hebrew for "lots," referring to the lots cast by Haman, the story's antagonist, to determine the date on which to kill the Jewish people. It's a spring holiday commemorating the Jewish people's triumph. The story is told through the biblical Book of Esther; the namesake heroine, a Jewish woman, marries the Persian king. Their interfaith relationship is central to the story.
Hebrew for "my master," the term refers to a spiritual leader and teacher of Torah. Often, but not always, a rabbi is the leader of a synagogue congregation.