escutcheon
n
1 a shield, esp. a heraldic one that displays a coat of arms
2 (Also called)
escutcheon plate a plate or shield that surrounds a keyhole, door handle, light switch, etc., esp. an ornamental one protecting a door or wall surface
3 the place on the stern or transom of a vessel where the name is shown
4 ♦
blot on one's escutcheon a stain on one's honour
(C15: from Old Northern French escuchon, ultimately from Latin scutum shield)
♦
escutcheoned adj