elephantine

/ˌɛləˈfæntaɪn/
adjective
  1. Extremely large or heavy; massive.
    • The elephantine boulder blocked the entire mountain path.
    • The company made an elephantine investment in the new factory.
    • He carried an elephantine backpack that weighed almost as much as he did.
  2. Clumsy or awkward in movement or style.
    • The old computer moved with elephantine slowness.
    • The dancer's elephantine steps made the audience laugh.
    • His elephantine attempt at a joke fell flat.
Antonyms
What does "elephantine" mean? | whatsthatwordmean | whatsthatwordmean