A popliteal cyst, also known as a Baker's cyst, is a fluid-filled swelling that causes a lump at the back of the knee.
the smallest category is species but from largest to smallest it will be: kingdom Phylum class order family genus and species and you can come up with another word for it to hâ¦elp you with it. so yeh there you go.
With a two-word term, genus classes (or categories) may consist of three varieties: 1  category1 + category2,  2 dominant + category2, or. 3  category1 + group.