A form of retaining wall used to support foundations or an embankment
A pad on which a person can recline and sleep, usually having an inner section of coiled springs covered with foam or other cushioning material then enclosed with cloth fabric.
To cover with a thick layer, like a mattress; to blanket.
The layer of gravel or other foundation on which a railway track is laid.
The land on which a railway (especially one that has been closed or dismantled) was built; the roadbed for a railroad.