regionality vs particularity

regionality and particularity both are nouns.

Word	Noun	Adjective	Verb	Adverb
regionality	Yes	No	No	No
particularity	Yes	No	No	No

As nouns, particularity is a hypernym of regionality; that is, particularity is a word with a broader meaning than regionality:

regionality: The property of being of, or pertaining to, a specific region or district.
particularity: the quality of being particular and pertaining to a specific case or instance

Other hypernyms of regionality include specialness.

regionality (noun)	particularity (noun)
The property of being of, or pertaining to, a specific region or district.	the quality of being particular and pertaining to a specific case or instance
The property of being of, or pertaining to, a large geographic region.