aggressiveness

1 readiness to engage in daring or difficult activity because of the mayor's aggressiveness in tackling problems, there have been significant changes for the better Synonyms action, enterprise, ambition, drive, go, hustle, initiativeRelated Words grit, gumption, pluck, snap, spirit, spunk, starch; ambitiousness, killer instinct, overambitiousness; assertiveness, self-reliance; energy, hardihood, pep, vigor, vitalityNear Antonyms inactivity, inertia, passivity; diffidence, faintheartedness, timidity; hesitation, reluctance; indolence, laziness, lethargy

2 the quality or state of being forceful (as in expression) has the aggressiveness one needs to pursue a career in show business Synonyms vehemence, assertiveness, emphasis, fierceness, forcefulness, intenseness, intensity, vigorousness, violenceRelated Words potency, power, strength; eloquence; ardency, ardor, fervency, fervidness, fervor, insistence, passion, warmth; stridency, vociferousness; absoluteness, clearness, directness, incision, incisiveness, plainness, straightforwardness, vividnessNear Antonyms ambiguity, equivocation; delicacy, lightness, subtletyAntonyms feebleness, mildness, weakness

3 an inclination to fight or quarrel male bettas, known for their aggressiveness, are best raised alone Synonyms aggression, belligerence, assaultiveness, bellicosity, belligerency, combativeness, contentiousness, defiance, disputatiousness, feistiness, fight, militance, militancy, militantness, pugnacity, quarrelsomeness, scrappiness, truculenceRelated Words antagonism, fierceness, hostility, hyperaggressiveness, unfriendliness; imperialism, jingoism, militarism; acidity, biliousness, captiousness, crabbiness, crankiness, crossness, disagreeableness, fractiousness, fretfulness, grouchiness, grumpiness, huffiness, irascibility, irascibleness, irritability, irritableness, orneriness, peevishness, pettishness, petulance, querulousness, rudeness, surliness, testiness, waspishnessNear Antonyms antiaggression, anti-imperialism, antimilitarism; affability, amiability, amicability, benevolence, cordiality, friendliness, geniality, graciousness, pleasantness, sociability; gentleness, kindliness, mildness; amenability, complaisance, placabilityAntonyms nonaggression, pacifism