"Smartism" refers to the state of being intelligent, quick-witted, and knowledgeable. However, there are several synonyms that can be used to express similar ideas. "Cleverness" refers to the ability to think quickly and come up with creative solutions. "Sharpness" denotes intelligence and alertness, while "sagacity" highlights wisdom and deep understanding. "Acumen" connotes a sharpness of mind and an ability to make accurate judgments. "Brilliance" suggests exceptional intelligence and mental ability. "Astuteness" highlights the shrewdness and perceptiveness of the individual in question. Each of these words can be used interchangeably with "smartism" to describe a person who possesses a high degree of mental agility, intelligence, and knowledge.