athwart

1 from one side to the other of an intervening space after it enters the Gulf of Mexico, the hurricane is predicted to advance athwart to the Texas coastline Synonyms across, over, throughRelated Words clear

2 in a line or direction running from corner to corner we hung the twisted strips of crepe paper athwart to the floor and ceiling so that they formed giant crosses on all four walls Synonyms crosswise, bias, cornerways, cornerwise, crossways, diagonally, kitty-corner (also catty-corner or catercorner or kitty-cornered or catty-cornered or catercornered), obliquely, transverselyRelated Words acrossNear Antonyms lengthwise, longitudinally