Crossword clues for the word: OLEUM The word OLEUM has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for OLEUM Showing 1 to 11 of 11 results Clue(s) "Oil, pharmaceutically" "Oil, to Ovid" Druggist's oil Ending for lin or rust Fuming sulfuric acid Lin or Rust ending Oil in old Rome Oily liquid Olive oil: Lat. Pharmaceutical oil Rust-___ (spray paint brand)