Crossword clues for the word: HSS The word HSS has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for HSS Showing 1 to 7 of 7 results Clue(s) Beautician's board Grade 9 – 12 institutes (abbr) Grade 9-12 insts. Places for sophomores and seniors: abbr. They can be built up on Monopoly properties They can be built up on Monopoly properties (6) Where jrs. study