Synonyms of premeditated

2 Syllables
willful, studied, conscious, thought-through, thought-out, rigged, laid-out, set-up, sewn-up, express, witting, fixed
3 Syllables
designful, advised, preplanned, thought-about, purposed, designed, prepense, contrived
4 Syllables
intentional, aforethought, calculated, considered, predesigned
5 Syllables
foredestined, precogitated, well-considered, deliberate, predetermined