aggress (v.)youdaoicibaDictYouDict[aggress 词源字典]
"attack," 1714, back-formation from aggression, but used earlier with a sense of "approach" (1570s) and in this sense from French aggresser, from Late Latin aggressare, frequentative of Latin aggredi "to approach, attack." Related: Aggressed; aggressing. [aggress etymology, aggress origin, 英语词源]