The phrase "are influential" can be substituted with a variety of other phrases to convey the same meaning. Some synonyms for "are influential" include "hold sway," "have an impact," "carry weight," "possess clout," "exert influence," and "are powerful." All of these phrases suggest that someone or something has the ability to affect or shape opinions, decisions, or events. Whether it's a charismatic speaker moving an audience, a powerful corporation shaping policies, or a popular trend influencing consumer behavior, these phrases capture the essence of what it means to be influential. By choosing the right synonym, writers can add nuance and complexity to their prose while conveying the same essential idea.