Antonyms for the word "more lightfooted" include clumsy, plodding, and heavy-footed. A clumsy person is someone who lacks coordination and finesse when moving, while a plodding individual is slow and ponderous, lacking agility and speed. Heavy-footed people typically make loud, stomping sounds when walking, indicating a lack of grace and subtlety in their movements. Words like cumbersome, awkward, and ungainly can also be used to describe the opposite of being lightfooted. It's important to note that being less lightfooted doesn't necessarily mean someone is inherently less capable or skilled, but rather highlights their physical limitations in terms of movement and mobility.