blackguard
Concise Oxford English Dictionary © 2008 Oxford University Press:
blackguard /ˈblagɑːd, -gəd/ dated
▶noun a man who behaves in a dishonourable or contemptible way. ▶verb disparage or denounce.
– derivatives
blackguardly adjective.
blackguardly adjective.
'blackguard' also found in these Oxford entries:

