מַסְתֵּר

מַסְתֵּר noun [masculine] hiding, act of hiding; — construct וּכְמַסְתֵּר פָּנִים מִמֶּנּוּ Isa 53:3 and like a hiding of face from him i.e. like one before whom the face is hidden (e.g. a leper, compare Che^Hpt).