WordNet sense 1 (a combat between two mounted knights tilting against each other with blunted lances):

joust

WordNet sense 2 (a contentious speech act; a dispute where there is strong disagreement):

argument, contention, controversy, disputation, arguing, contestation, disceptation

WordNet sense 3 (the property possessed by a line or surface that departs from the vertical):

inclination, lean, leaning, list

WordNet sense 4 (to incline or bend from a vertical position):

angle, slant, tip

WordNet sense 5 (move sideways or in an unsteady way):

careen, shift, wobble

WordNet sense 6 (heel over):

cant, pitch, cant over

WordNet sense 7 (pitching dangerously to one side):

rock, sway