Great pentagonal retroprismatoverted dishecatonicosachoron

The great pentagonal retroprismatoverted dishecatonicosachoron, or giprapivady, is a nonconvex uniform polychoron that consists of 120 small stellated dodecahedra and 120 truncated great dodecahedra. 2 small stellated dodecahedra and 10 truncated great dodecahedra join at each vertex.

It is in the same regiment as the rectified great hecatonicosachoron.