Crossword puzzle clue "works against"

Works and works and works

Debate position against "against"

Shawnee leader who fought against William Henry Harrison at Tippecanoe and sided with the British against the US in the War of 1812

Works against

One who works with works

Works on authors' works

Place for works that are in the works ... or what the message formed by the connected letters is?

Flattened, as sails against the mast.