Crossword clues for the word: SEALSIN The word SEALSIN has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for SEALSIN Showing 1 to 9 of 9 results Clue(s) "Traps, as freshness" Applies mastic Boxes tightly Caps or cans Captures, as flavor Encloses airlessly Locks up tight Preserves, as flavor Tapes tightly