Source : Webster's Revised Unabridged Dictionary (1913)

Thraste \Thraste\ (thr[aum]st), v. t. [imp. {Thraste}; p. p.
   {Thrast}.]
   To thrust. [Obs.] --Chaucer.

Thraste \Thraste\ (thr[aum]st), v. t. [imp. {Thraste}; p. p.
   {Thrast}.]
   To thrust. [Obs.] --Chaucer.