The phrase "a regionalism" is correct and usable in written English.
It can be used to refer to a word, phrase, or expression that is characteristic of a particular region or area.
Example: "The term 'pop' is considered a regionalism in the Midwest, where it is commonly used to refer to soft drinks."
Alternatives: "a localism" or "a dialectal term".
But this isn't a regionalism issue.
The imbalance between competitive and battleground states is somewhat similar to a regionalism issue, at least in a mathematical sense: Mrs. Clinton won the "blue states" by a wider margin than Mr. Trump won the "red states". The rest of the country — the battlegrounds — voted Republican, and so did the Electoral College.
However the testimony of Jerome indicates that this was a regionalism and not universal.
There's a saying in the hills that most poor towns are generally a good highway and two funerals away from progress -- a regionalism derived from business leaders, under the guise of economic development, fighting to keep out industries that could force them to pay higher wages to their own employees.
Despite predictions that the Internet would render moot such differences, a regionalism that in the past birthed and defined subgenres including cool jazz, surf rock, hard-core punk and gangsta rap is forging a new music that's uniquely of this town.
His style evolved from a type of regionalism to a presentation of a Western landscape that was dominated by gigantic figures and enigmatic rock formations.
At first, it seemed like a charming regionalism.
The explanation of this storm has a classic regionalism to it.
Spivak, for her part, proposes a "critical regionalism" in response to both nationalism and globalisation.
A new regionalism has been much documented and researched for metropolitan areas; this article documents that there is a new rural regionalism as well.
"If those combined statements by the two governors don't bespeak a quintessential regionalism, I don't know what does".
