Galumphing implies clumsiness or lack of grace. Therefore, antonyms for this word would be terms that describe movement with lightness, agility, or elegance. The antonyms for "more galumphing" may include graceful, agile, nimble, spry, deft, coordinated, lithe, swift, smooth, and fluid. These words describe actions that are accomplished with skill, precision, and ease, and they connote a sharp contrast to the image of galumphing. Antonyms for "more galumphing" can also include adjectives such as light-footed, fleet-footed, dexterous, and graceful, which suggest movements that are precise, swift, and graceful. These words may be used to describe someone who moves with poise and finesse, rather than clumsiness or ineptitude.