swarding

from The Collaborative International Dictionary of English v.0.48

Sward \Sward\, v. t. & i. [imp. & p. p. {Swarded}; p. pr. & vb.
   n. {Swarding}.]
   To produce sward upon; to cover, or be covered, with sward.
   --Mortimer.
   [1913 Webster]