Webster's Revised Unabridged Dictionary · 1913

Grise

Grise (grīs) , noun

See Grice, a pig. [Provincial English]

Grise (grīs o grēs) , noun

[Prop. plural of gree a step.]

A step (in a flight of stairs); a degree. [Obsolete]
Every grise of fortune Is smoothed by that below. — Shakespeare