"Inverson" is a synonym for "in versing." It refers to reversing or flipping the order or position of something, such as words in a sentence or numbers in a mathematical equation. Another synonym is "inverting," which means changing the order or direction of something. It can also refer to turning something upside down or inside out. "Reverse," "transpose," and "flipping" are additional synonyms for "in versing." Each of these terms describes the act of changing the order or position of something in a backward or opposite direction. Using synonyms can help improve writing clarity and avoid repetition of the same word.