S: (n) floor, flooring (the inside lower horizontal surface (as of a room, hallway, tent, or other structure)) "they needed rugs to cover the bare floors"; "we spread our sleeping bags on the dry floor of the tent"
S: (n) platform (a raised horizontal surface) "the speaker mounted the platform"
S: (n) platform, political platform, political program, program (a document stating the aims and principles of a political party) "their candidate simply ignored the party platform"; "they won the election even though they offered no positive program"