waddle \wad"dle\, v. i. imp.  p. p. waddled; p. pr.  vb. n.
   waddling. freq. of wade; cf. as. waedlian to beg, from
   wadan to go. see wade.
   to walk with short steps, swaying the body from one side to
   the other, like a duck or very fat person; to move clumsily
   and totteringly along; to toddle; to stumble; as, a child
   waddles when he begins to walk; a goose waddles. --shak.
   1913 webster

         she drawls her words, and waddles in her pace. --young.
   1913 webster
see also:
waddled waddling wade