The opposite of "more bottom rung" can be expressed in several ways, depending on the context. It might be "top tier," "upper echelon," "elite," "upper crust," "high-end," or "prestigious." These words indicate a higher status, rank, or level, suggesting a sense of superiority or exclusivity. Conversely, "more bottom rung" implies a lower level, position, or quality, often associated with poverty, disadvantage, or marginalization. By contrast, its antonyms connote privilege, power, prestige, or excellence, suggesting a different social or economic reality. Therefore, when choosing the right antonym for "more bottom rung," you need to consider the specific meaning and tone of the context you're working with.