vamplate
Concise Oxford English Dictionary © 2008 Oxford University Press:
vamplate /ˈvampleɪt/
▶noun historical a circular plate on a spear or lance designed to protect the hand.
– origin ME: from Anglo-Norman Fr. vauntplate, from avant ‘before’ + plate ‘thin plate’; cf. vambrace.
'vamplate' also found in these Oxford entries:

