1) Creamy whites 2) Keys at a bar 3) Keys for a music room 4) Many keys 5) Materials from tusks 6) Pearly whites 7) Piano keys 8) Slang for billiard balls 9) Slang for the teeth 10) Slang for dice 11) Slang for the keys of a piano 12) Some keys 13) They may be tickled 14) Tickled notes 15) Tickled ones Found on https://www.crosswordclues.com/clue/ivories