"Go after" can be substituted with various phrases, depending on the intended meaning. To pursue someone or something, one can use phrases like "chase after," "follow," "hunt," or "trail." "Pursue," "seek," "track down," and "stalk" all convey a sense of actively seeking out something or someone. "Navigate," "travel," "journey," "venture forth," and "set out" all suggest moving towards a specific destination or goal. "Take up," "adopt," "embrace," and "accept" all imply a deliberate decision to acquire or pursue something, often with a sense of enthusiasm. Whether it's chasing a dream, seeking a person, or pursuing a goal, the English language provides an array of nuanced synonyms for "go after".