scoundrelously

Adverb

 * 1)  In a scoundrelous manner.
 * 2) * 1681(?), Hickeringill, Dial. Philautus & Timothy, quoted in 1914, Philological Society (Great Britain), A new English dictionary on historical principles: founded mainly on the materials collected by the Philological Society, page 252:
 * Thou handiest the matter, ... so scoundrelously, and so far below the Rules of alt Logick and Morality.