guenon monkey vs guenon

guenon monkey and guenon both are nouns.

Word	Noun	Adjective	Verb	Adverb
guenon monkey	Yes	No	No	No
guenon	Yes	No	No	No

As nouns, guenon monkey and guenon are synonyms defined as:

guenon monkey and guenon: small slender African monkey having long hind limbs and tail and long hair around the face

guenon monkey (noun)	guenon (noun)
small slender African monkey having long hind limbs and tail and long hair around the face	small slender African monkey having long hind limbs and tail and long hair around the face