Whet

hwet, v.t. to sharpen by rubbing: to make keen: to excite: ( obs. ) to preen:— pr.p. whet′ting: pa.t. and pa.p. whet′ted. — n. act of sharpening: something that sharpens the appetite.— ns. Whet′-stone , a stone for sharpening edged instruments: a stimulant; Whet′ter .— Whet on , or forward ( Shak. ), to urge on. [A.S. hwettan — hwæt , sharp; Ger. wetzen .]