WordWeb Online

1. Unsteady in gait as from infirmity or old age
   "a tottering skeleton of a horse";
   - tottery
    
2. (of structures or institutions) having lost stability; failing or on the point of collapse
   "a tottering empire"

1. Move without being stable, as if threatening to fall
   "The drunk man tottered over to our table"
    
2. Walk unsteadily
   "small children totter";
   - toddle, coggle, dodder, paddle, waddle
    
3. Move unsteadily, with a rocking motion
   - teeter, seesaw

See also: unstable, unsteady

Type of: move, rock, shake, sway, walk