- abject, low, low-down, miserable, scummy, scurvy - of the most contemptible kind; "abject cowardice"; "a low stunt to pull"; "a low-down sneak"; "his miserable treatment of his family"; "You miserable skunk!"; "a scummy rabble"; "a scurvy trick"
Antonym: estimable (indirect, via contemptible)
- scummy - covered with scum; "the scummy surface of the polluted pond"
Antonym: clean (indirect, via dirty)