"Commanded meal;" a festive meal that follows the fulfillment of a mitzvah, i.e., bar mitzvah, wedding, brit milah.
Containing neither meat/meat derivatives nor milk/milk derivatives; food that can be eaten with either milk or meat meals, e.g., fruits, vegetables, eggs, fish.
matza, matzo, matzoh
Unleavened bread eaten during the seder that symbolizes the hurried departure of the Israelites from Egypt. Eating matzah is obligatory only at the seder. During the rest of Pesach, one may abstain from matzah as long as all chametz is avoided; plural: matzot
"Ritually fit;" kashrut (Hebrew); pertaining most commonly to food that is fit to be eaten according to Jewish law; kosher also applies to objects that are ritually fit for use (i.e., Torah scrolls, tallit, etc.)
"Pancake" (Yiddish); fried potato pancake often eaten on Hanukkah; plural: latkes.
treyf, treif, trefe
"torn apart" (Yiddish); food that is not ritually fit; opposite of kosher.
"Bitter;" the bitter herb or vegetable (i.e., horseradish) eaten during the seder to symbolize the bitter plight of the enslaved Israelites.
"Jelly doughnuts;" traditionally eaten in Israel during Hanukkah; singular: sufganiyah.
Foods not eaten during Passover. Chametz typically includes leavened bread or any food that contains wheat, rye, barley, oats, or spelt, unless production has been supervised to ensure that it has not leavened.