waterline
wa.ter.line \'wo.t-*r-.li-n, 'wa:t-\ n : any of several lines that are marked upon the outside of a ship and corr espond with the surface of the water when it is afloat on an even keel
wa.ter.line \'wo.t-*r-.li-n, 'wa:t-\ n : any of several lines that are marked upon the outside of a ship and corr espond with the surface of the water when it is afloat on an even keel