Baneful

destructive; pernicious:
a baneful superst-tion.
deadly; poisonous:
baneful herbs.
historical examples

improvement would come, by a delivery from his baneful habit, and by strengthening his principles.
revisiting the earth james langdon hill

the baneful effects of forcing the voice is clearly set forth.
the child-voice in singing francis e. howard

the baneful effects of the modern code of political morality are not seen in the legislative department of the government only.
monopolies and the people d. c. cloud

that man clarke has some kind of baneful influence over her.
the tyranny of the dark hamlin garland

such a judgment is iniquitous, absurd and false in its generality, and baneful in its consequences.
metapsychical phenomena j. maxwell

she made the trade to queen margaret’s monopoly, and its baneful effects.
the discovery of america vol. 1 (of 2) john fiske.

had the spirit of his teaching prevailed, india would never have been cursed by this baneful system.
history of education levi seeley

among the hindoos, too, the ascetic ideal acquired a baneful ascendency.
creed and deed felix adler

certain it is that his theoretical caprices had a baneful influence on byron’s italian dramas.
main currents in nineteenth century literature – 4. naturalism in england georg brandes

the demon who exercises this baneful influence is the fong-choui, or wind and water.
the war tiger wiliam dalton

adjective
(archaic) destructive, poisonous, or fatal