malignify

from The Collaborative International Dictionary of English v.0.48

malignify \ma*lig"ni*fy\, v. t. [imp. & p. p. {Malignified}; p.
   pr. & vb. n. {Malignifying}.] [L. malignus malign + -fy.]
   To make malign or malignant. [R.] "A strong faith
   malignified." --Southey.
   [1913 Webster]