malicious

The story

1. Latin · derived frommalitiōsus
2. Old French · derived frommalicios
3. Middle English · inherited frommalicious
4. English todaymalicious

From Middle English malicious, from Old French malicios, from Latin malitiōsus, from malitia (“malice”), from malus (“bad”). Displaced native Middle English ivelwilled and ivelwilly (“malicious”), related to Old English yfelwillende (literally “evil-willing”). By surface analysis, malice + -ious.