tenant vs occupant

tenant and occupant both are nouns.

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

As nouns, occupant is a hypernym of tenant; that is, occupant is a word with a broader meaning than tenant:

tenant: any occupant who dwells in a place
occupant: someone who lives at a particular place for a prolonged period or who was born there

Other hypernyms of tenant include occupier, resident.

tenant (noun)	occupant (noun)
someone who pays rent to use land or a building or a car that is owned by someone else	someone who lives at a particular place for a prolonged period or who was born there
any occupant who dwells in a place
a holder of buildings or lands by any kind of title (as ownership or lease)

tenant (verb)	occupant (verb)
occupy as a tenant