flooring (n.)

• adobe
• ashlar
• base
• basement
• basis
• bed
• bedding
• bedrock
• brick
• carpet
• carpeting
• cement
• clinker
• concrete
• cover
• deck
• doormat
• earth
• ferroconcrete
• firebrick
• flag
• flagstone
• floor
• footing
• foundation
• fundament
• fundamental
• ground
• grounds
• groundwork
• hardpan
• masonry
• mat
• mortar
• parquet
• pave
• pavement
• paving
• principle
• radical
• roofing
• rudiment
• rug
• seat
• siding
• sill
• stone
• substratum
• substructure
• surfacing
• tile
• tiling
• undercarriage
• understructure
• walling