[Any of several large herbivorous pachyderms native to Africa and Asia of the five extant species in the three extant genera in the family Rhinocerotidae, with thick, gray skin and one or two horns on their snouts.]
sport
[ˈspȯrt]
[to wear or be decorated with something.]
serum
[ˈsir-əm]
[The clear yellowish liquid obtained upon separating whole blood into its solid and liquid components after it has been allowed to clot.]
treatise
[ˈtrē-təs]
[A formal, usually lengthy, systematic discourse on some subject.]