Territorial
Part of speech: noun
Definition: a non-professional member of a Territorial Army
Part of speech: adjective
Definition: of, relating to, or restricted to a specific geographic area, or territory organized for home defence - such as the Territorial Army displaying territoriality
Example sentence: Art to me is not precious enough that I feel territorial about what the word gets applied to. Conversations about what counts as art and what doesn't doesn't captivate my attention very much.
Regional
Part of speech: noun
Definition: An entity or event with scope limited to a single region.
Part of speech: adjective
Definition: Of, or pertaining to, a specific region or districtOf, or pertaining to, a large geographic regionOf, or pertaining to, one part of the bodyOf a state or other geographic area, those parts which are not metropolitan, but are somewhat densely populated and usually contain a number of significant towns.
Example sentence: High-speed rail would revolutionise interstate travel and would also be an economic game-changer for dozens of regional communities along its path.