The phrase "thought feet" can have various meanings and interpretations. It can imply having a mind that moves quickly, or being able to make decisions on the spot. As a synonym for "thought feet," some may use the phrase "quick-wittedness," which conveys the ability to think and react quickly. Another similar phrase could be "nimble-mindedness," which suggests the agility of the mind in processing and responding to various situations. Additionally, "mental dexterity" could be used as another synonym, suggesting the ability to quickly and skillfully move from one thought or task to another. In any case, these synonyms highlight the importance of having a quick and focused mind in various contexts.