push/pull/legs+abs is one of the traditional splits. When you change movements, you could easily do something like this-
Each week shift between a main pushing movement (bb bench, db bench, military press, etc). Each week shift between a main pulling movement (Pendlay rows, chins, etc). Each week shift between a different main leg movement (front squat, back squat, deadlift, etc)
Work a few heavy weeks and then have a light backoff week.