Antonyms for "falling prostrate" include standing upright, rising, ascending, stepping up, climbing, and erecting. These words describe a completely opposite action to falling prostrate, which means to lie flat on the ground face down, as a sign of respect, worship, or submission. Antonyms for "falling" alone include standing, sitting, remaining, staying, being, and moving upward. Meanwhile, antonyms for "prostrate" alone can include sitting up, bending, kneeling, bowing, or showing reverence without lying down. Using antonyms to contrast with the meaning of "falling prostrate" can help to expand one's vocabulary and find new ways to express ideas.