Xhosa vs Xhosa language

Xhosa and Xhosa language both are nouns.

Word	Noun	Adjective	Verb	Adverb
Xhosa	Yes	No	No	No
Xhosa language	Yes	No	No	No

As nouns, Xhosa and Xhosa language are synonyms defined as:

Xhosa and Xhosa language: a Bantu language closely related to Zulu, it is the second most common home language in South Africa

Xhosa (noun)	Xhosa language (noun)
a Bantu language closely related to Zulu, it is the second most common home language in South Africa	a Bantu language closely related to Zulu, it is the second most common home language in South Africa
a community of Negroid people in southern South Africa
a member of the Negroid people of southern South Africa