無恥shameless;impudent
卑鄙～despicable and shameless/厚顏～impudent/竟然～到這種地步be so impudent as to do all that/～謊言shameless(or brazen)lie/～濫言shameless slander/～之徒a shameless(or impudent)person (or scoundrel)a person who has lost all sense of shame; a person whose impudence knows no bounds |