suasiveness

the capacity to persuade there's a certain suasiveness in her imposing looks and demeanor that gives her an advantage as a trial lawyer Synonyms authority, conclusiveness, convincingness, effectiveness, force, forcefulness, persuasion, persuasiveness, cogencyRelated Words impact, might, power, punch, strength, weight; believability, credibility, soundness, validity; authoritativeness, definitiveness; influence, sway; appeal, seductivenessNear Antonyms invalidity, shakiness, unsoundness; feebleness, powerlessness, weaknessAntonyms inconclusiveness, ineffectiveness, ineffectuality, ineffectualness