The word "more snaillike" refers to something that is slow, lethargic, or sluggish. Its antonyms are words that refer to something that is fast, quick, or speedy. Words such as agile, swift, nimble, brisk, and prompt are antonyms of "more snaillike". Each of these words describes something that moves quickly or efficiently. For instance, if someone says "I am moving more snaillike", you can respond by saying "You need to be more agile or swift to get the job done." There are countless antonyms to "more snaillike," so you will need to choose the correct one based on the context.