Crossword clues for Fourth largest lake in the world.:ARALSea once the world's fourth-largest lakeARALWith 49-Down, body that was once the world's fourth-largest lakeARALFourth largest lake in the world.ARAL___ Sea (former fourth-largest lake in the world)ARALSEAIt was once the world's fourth-largest lakeARALSea that was once the fourth-largest lake in the worldARALWith 40-Across, onetime world's fourth-largest lake