territory vs enclave

territory and enclave both are nouns.

Word	Noun	Adjective	Verb	Adverb
territory	Yes	No	No	No
enclave	Yes	No	No	No

As nouns, enclave is a hyponym of territory; that is, enclave is a word with a more specific, narrower meaning than territory:

territory: a region marked off for administrative or other purposes
enclave: an enclosed territory that is culturally distinct from the foreign territory that surrounds it

territory (noun)	enclave (noun)
an area of knowledge or interest	an enclosed territory that is culturally distinct from the foreign territory that surrounds it
a region marked off for administrative or other purposes
the geographical area under the jurisdiction of a sovereign state