Word Study
aggressor
CIDE DICTIONARY
aggressor, n. [L.: cf. F. agresseur.].
The person who first attacks or makes an aggression; he who begins hostility or a quarrel; an assailant. [1913 Webster]
"The insolence of the aggressor is usually proportioned to the tameness of the sufferer." [1913 Webster]
OXFORD DICTIONARY
aggressor, n. a person who attacks without provocation.
Etymology
L (as AGGRESSION)
ROGET THESAURUS
aggressor
Attack
N attack, assault, assault and battery, onset, onslaught, charge, aggression, offense, incursion, inroad, invasion, irruption, outbreak, estrapade, ruade, coupe de main, sally, sortie, camisade, raid, foray, run at, run against, dead set at, storm, storming, boarding, escalade, siege, investment, obsession, bombardment, cannonade, fire, volley, platoon fire, file fire, fusillade, sharpshooting, broadside, raking fire, cross fire, volley of grapeshot, whiff of the grape, feu d'enfer, cut, thrust, lunge, pass, passado, carte and tierce, home thrust, coupe de bec, kick, punch, battue, razzia, Jacquerie, dragonnade, devastation, eboulement, assailant, aggressor, invader, base of operations, point of attack, echelon, attacking, aggressive, offensive, obsidional, up in arms, on the offensive, Int, up and at them!, the din of arms, the yell of savage rage, the shriek of agony, the groan of death, their fatal hands no second stroke intend, thirst for glory quells the love of life.For further exploring for "aggressor" in Webster Dictionary Online