So... Then you've learnt cases in half a day. How could that become any harder by calling it "cases", or easier by not doing so? You're still doing and learning

So... Then you've learnt cases in half a day. How could that become any harder by calling it "cases", or easier by not doing so? You're still doing and learning the same thing. Would it become easier or harder to learn by calling it "strawberry jam"? Or "greedlebeflurp"?