steenbok vs Raphicerus campestris

steenbok and Raphicerus campestris both are nouns.

Word	Noun	Adjective	Verb	Adverb
steenbok	Yes	No	No	No
Raphicerus campestris	Yes	No	No	No

As nouns, steenbok and Raphicerus campestris are synonyms defined as:

steenbok and Raphicerus campestris: small plains antelope of southeastern Africa

Other synonyms of steenbok include steinbok.

steenbok (noun)	Raphicerus campestris (noun)
small plains antelope of southeastern Africa	small plains antelope of southeastern Africa