Pennsylvania Dutch Dictionary: as

as ˘ relative pronoun
1. which
2. who
  Example:
  1. Leit — nix ze duh hen, people who have nothing to do
3. that
  Example:
  1. Die waare die erschde fer browiere ausfinne wer die Raawer waare un wer die Madder waare — die Graemer umgebrocht hen. They were the first to try to find out who the robbers were and who the murderers were that killed the peddlers.
Etymology: G das
See also als, ass, das, dass, der, die, wu.