Their walk is a waddle, and they bulge with seaming corpulency.
The march of the centuries may be majestic, but the waddle of this little ant of a man is not.
Her walk was degenerating into a waddle; stairs caused her to grunt.
At the time, baby was quite able to walk—at least to waddle or toddle.
As the morning drew on, they began to waddle away towards the river.