Webster's Revised Unabridged Dictionary · 1913

Nefand

Nefand , adjective

[Latin nefandus not to be spoken; ne not + fari to speak.]

Unfit to speak of; unmentionable; impious; execrable. [Obsolete]
Nefand adominations. — Sheldon
Nefandous high treason. — Cotton Mather

Also: Nefandous