The Collaborative International Dictionary
Nefand
Nefand \Ne"fand\, Nefandous \Ne*fan"dous\, a. [L. nefandus not
to be spoken; ne not + fari to speak.]
Unfit to speak of; unmentionable; impious; execrable. [Obs.]
``Nefand adominations.''
--Sheldon. ``Nefandous high
treason.''
--Cotton Mather.
Wiktionary
nefand
a. (context obsolete English) unspeakable; nefandous