influential

1 having power over the minds or behavior of others in light of the effect that they have had, religious leaders such as Jesus and Muḥammad must be regarded as among the most influential people ever Synonyms authoritative, forceful, weighty Related Words cogent, controlling, dominating, masterful; dominant, predominant, regnant, sovereign (also sovran), supreme; eminent, important, momentous Near Antonyms helpless, impotent, powerless, weak; incapable, unable

2 having great power or influence a particularly influential politician got the team a new ballpark Synonyms heavy, heavy-duty, important, mighty, potent, powerful, puissant, significant, strongRelated Words high-level, senior, top; able, capable, competent, effective, efficient; authoritarian, autocratic (also autocratical), despotic, dictatorial, magisterial, tyrannical (also tyrannic); celebrated, distinguished, dominant, eminent, famed, famous, great, illustrious, noble, notable, noteworthy, notorious, outstanding, preeminent, prestigious, prominent, renowned; dynamic, energetic, forceful, high-powered, robust, vigorousNear Antonyms feeble, flimsy, frail, infirm; anonymous, nameless, obscure, uncelebrated, unknown; incapable, incompetent, ineffective, inept, inexpert, unfit, unqualified, unskilled, unskillfulAntonyms helpless, impotent, insignificant, little, powerless, unimportant, weak