blarney
Concise Oxford English Dictionary © 2008 Oxford University Press:
blarney/ˈblɑːni/
▶noun talk intended to be charming or persuasive (often considered typical of Irish people).
– origin C18: named after Blarney Castle in Ireland, where there is a stone said to give the gift of persuasive speech to anyone who kisses it.
'blarney' also found in these Oxford entries:

