v. t. [ imp. & p. p. Lignified p. pr. & vb. n. Lignifying ] [ L. lignum wood + -fy: cf. F. lignifier. ] (Bot.) To convert into wood or into a ligneous substance. [ 1913 Webster ]

v. i. (Bot.) To become wood. [ 1913 Webster ]

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 ]