Webster's Revised Unabridged Dictionary · 1913

Umbrere

Umbrere , noun

[French ombre a shade, Latin umbra; compare French ombrelle a sunshade, Old French also ombrière. See Umbrella.]

In ancient armor, a visor, or projection like the peak of a cap, to which a face guard was sometimes attached. This was sometimes fixed, and sometimes moved freely upon the helmet and could be raised like the beaver. Called also umber, and umbril. [Obsolete]
But only vented up her umbriere. — Spenser

Also: Umbriere