Other crossword clues for answer "CALK"CALKHorseshoe projectionHorseshoe spikePart of a horseshoe.Make watertight, as a boat.Make watertight.Make watertight with oakum.Horseshoe part to prevent slipping.Fill cracks.Stop up (cracks).Repair leaky seams.Stop up cracks, as with putty.Plug up cracks.Fix a leakHorseshoe wedgeCleat's relativeSeal with oakumHorseshoe cleatHorseshoe partSeal seamsProjection on a shoe to prevent slippingWaterproof a seam or crevice