How to pronounce “accretionary” in English

As the Tethys Ocean floor subducted, some of it got scraped up by the moving continents and left behind.All that sediment from the ocean floor built up between the continents and formed an accretionary wedge, full of rocks and, yup, fossils from deep down under the sea.India kept on moving, and that accretionary wedge got shoved further and further up toward the sky, forming the Himalayas.