S: (n) fungus (an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia)
S: (n) organism, being (a living thing that has (or can develop) the ability to act or function independently)
S: (n) part, portion (something less than the whole of a human artifact) "the rear part of the house"; "glue the two parts together"
S: (n) section, segment (one of several parts or pieces that fit with others to constitute a whole object) "a section of a fishing rod"; "metal sections were used below ground"; "finished the final segment of the road"