"core appeal" is an acceptable phrase to use in written English.
Example sentence: The movie's core appeal is its strong emotional narrative.
Restraint was the core appeal of his Monday statement.
The core appeal and selling point is, essentially, removal.
"We lost our focus, what forms the heart of our core appeal.
Can they simply coexist without detracting from the product's core appeal?
As well as falling flat, it took the show away from its core appeal.
For Republicans, the core appeal of Mr. Ryan's "premium support" plan is the cap it places on Medicare outlays.
But where rap's core audience is presumably in the inner city, hard-core appeals mostly to suburbanites seeking more gritty thrills than they can get from Nintendo or the local mall".
The Louisiana Republican has also drawn criticism for making a series of flip-flops on issues like Common Core to appeal to his party's conservative base.
Labour's strategy wasn't clear, between the tactics of shifting from populism to a core vote appeal, to an attack on economic grounds, none of which found much traction.
And it is Vermeer's quiet core which appeals to me.
Moving beyond the sunlight-deprived young men at gaming's core, Nintendo appealed to the rest of the world with an intuitive, family-friendly entertainment experience.
