chalk noun \ˈchȯk\ : a type of soft, light-colored rock : a substance that is made into white or colored sticks and used for writing or drawing : a piece of chalk
evening noun, eve·ning often attributive \ˈēv-niŋ\ : the last part of the day and early part of the night : an event or activity that happens during an evening : a late part of something (such as a person’s life)