lade, load up, burden, payload, freight, cargo, shipment, consignment, stow, lode, more...

unload, empty, lighten, relieve, clear

heavy, light, medium, heavy load, light load, medium load, more...

full, heavy, total, live, dead, maximum, axial, uniform, applied, concentrated, normal

put cargo on board,   put on cargo,   husky burden,   fill with cargo,   fill (with),   batch of laundry,   to pack,   take on cargo,   cock a gun,   washing cycle