Someone (mag-, mang-) attaches/ties a cable or wire (i-) to something (-an).
Magkāwar ka so pamasid mo a sayrin.
Attach a (fine stainless steel) wire to the hook for you to fish with.
Ikāwar mo bārotaya do sayrin.
Tie a (fine stainless steel) wire to the hook (so the dog/pig cannot bite through the rope).
Kawāran mo chito, ta manonyit.
Attach a wire to the leash of the dog, because it bites.