tenant vs cotenant

tenant and cotenant both are nouns.

Word	Noun	Adjective	Verb	Adverb
tenant	Yes	No	Yes	No
cotenant	Yes	No	No	No

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

tenant: a holder of buildings or lands by any kind of title (as ownership or lease)
cotenant: one of two or more tenants holding title to the same property

Other hyponyms of tenant include life tenant, tenant farmer.

tenant (noun)	cotenant (noun)
someone who pays rent to use land or a building or a car that is owned by someone else	one of two or more tenants holding title to the same property
any occupant who dwells in a place
a holder of buildings or lands by any kind of title (as ownership or lease)

tenant (verb)	cotenant (verb)
occupy as a tenant