townsman vs occupier

townsman and occupier both are nouns.

Word	Noun	Adjective	Verb	Adverb
townsman	Yes	No	No	No
occupier	Yes	No	No	No

As nouns, occupier is a hypernym of townsman; that is, occupier is a word with a broader meaning than townsman:

townsman: a resident of a town or city
occupier: someone who lives at a particular place for a prolonged period or who was born there

Other hypernyms of townsman include occupant, resident.

townsman (noun)	occupier (noun)
a person from the same town as yourself	someone who lives at a particular place for a prolonged period or who was born there
a resident of a town or city	a member of a military force who is residing in a conquered foreign country