puku vs Adenota vardoni

puku and Adenota vardoni both are nouns.

Word	Noun	Adjective	Verb	Adverb
puku	Yes	No	No	No
Adenota vardoni	Yes	No	No	No

As nouns, puku and Adenota vardoni are synonyms defined as:

puku and Adenota vardoni: an African antelope closely related to the waterbuck

puku (noun)	Adenota vardoni (noun)
an African antelope closely related to the waterbuck	an African antelope closely related to the waterbuck