rooftop, eaves, skylight, roofline, ceiling, roofing, parapet, canopy, chimney, dome, more...

floor, ground, basement, cellar, foundation

tile, shingle, slate, asphalt, metal, fiberglass, wood, more...

same, flat, thatched, vaulted, pitched, tiled, high, low, arched, wooden, red

house's "hat",   thatcher's concern,   top of a building,   top of building,   ceiling of a cave,   roofhouse's "hat",   top of a house,   house cover,   house hat,   top of a car