Crossword clues for the word: SLP The word SLP has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for SLP Showing 1 to 8 of 8 results Clue(s) "Render inaccessible, as a nuclear waste containment unit maybe (4 2)" "Render inaccessible, as a nuclear waste containment unit maybe" Activity in which you're inactive Activity in which you're inactive (5) ctvt n whch 'r nctv Eric Hass's party: Abbr. Political group: Abbr. Ready for bed (6)