Prepense

Part of speech: verb (v.)

To weigh or consider beforehand; to premeditate. [Obs.] Spenser. Sir T. Elyot.

Part of speech: verb (v.)

To deliberate beforehand. [Obs.]

Part of speech: adjective (a.)

Devised, contrived, or planned beforehand; preconceived; premeditated; aforethought; -- usually placed after the word it qualifies; as, malice prepense. This has not arisen from any misrepresentation or error prepense. Southey.