Their research shows a 'link' between high cholesterol and an increased risk of heart attacks. [=shows that high cholesterol causes an increased risk of heart attacks]
Your raise 'is linked to' your job performance. [=your raise is related to your job performance; the size of your raise is related to how well you do your job]
The elderly couple 'linked arms' [=kept their bent arms hooked together at the elbow] as they walked down the street.
(..) I'll get it! You let me worry about how! I'll see youse. Rebecca has a little present for you. Silver cuff links! How lovely! - My darling boy. - Happy birthday, Gramp. I see you're wearing your favorite tie. (..)1974 The Gambler