Hateful

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Old English hatian (verb), hete (noun), of Germanic origin; related to Dutch haten (verb) and German hassen (verb), Hass ‘hatred’.

From Middle English hateful, equivalent to hate +‎ -ful.

hateful (adj.)

mid-14c., "full of hate;" late 14c., "exciting hate;" from hate (n.) + -ful. Related: Hatefully; hatefulness.