heterophagosome is formed when a lysosome fuses with another vescicle within the cell and causes its digestion. autophagosomy is when the lysosome digests the whole cell by rupturing to release its enzymes.
autophagosome
The nucleus, mitochondria, endoplasmic reticulum, vacuole, lysosome, autophagosome, Golgi, transport vesicle, endosome, exosome.
An autophage would be an organism that feeds upon itself. Autophagy would be the practice of dining on one's own flesh. Chewing your fingernails might be referred to as "autophagy."