Ejectamenta is a rather archaic term that refers to waste material or debris. If you're looking for alternative words for this term, there are a number of options. One synonymous term is refuse, which refers to discarded materials, trash, or garbage. Debris is another term that can be used to describe waste material, especially in the context of construction or natural disasters. Rubble, refuse, and trash are all synonyms for waste or garbage. Detritus is another term that describes waste material, especially organic matter that has decayed over time. Other terms that can be used instead of ejectamenta include scraps, junk, and offal.