This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. One who rises, especially from sleep: She is a late riser.

n. The vertical part of a stair step.

n. A platform, as for elevating a group of people above a crowd, often arranged with similar platforms in tiers.

n. Someone or something which rises.

n. A platform or stand used to lift or elevate something.

n. The vertical part of a step on a staircase.

n. The main body of a bow.

n. A conduit or path between floors of a building for placement of telephone, networking, and other utility cables.

n. A Manx cat with an extremely short tail.

n. One who rises.

n.

n. The upright piece of a step, from tread to tread.

n. Any small upright face, as of a seat, platform, veranda, or the like.

n. A shaft excavated from below upward.

n. A feed head. See under Feed, n.

n. One who or that which rises.

n. One who revolts; a rebel or rioter.

n. In angling, a fish considered with reference to its manner of rising.

n. In founding: An opening in a molding-flask into which the molten metal rises as the flask is filled; a head.

n. Same as feed-head, 2.

n. The vertical face of a stairstep. Also raiser and lift.

n. plural In printing, blocks of wood or metal upon which electrotype plates are mounted to raise them to the height of type. [Eng.]

n. A riser pipe; any pipe which conveys a supply of hot or cold water, steam, gas, etc., from the source of supply upward, as through a building to bathrooms, radiators, or gas-fixtures.

n. In bee-keeping, a portion of a hive inserted under another hive to make more room.

n. In electricity, a wire connecting the various floors of a building and serving for the transmission of currents for electric lighting or power.

n. a person who rises (especially from bed)

n. a vertical pipe in a building

n. structural member consisting of the vertical part of a stair or step

"The edge of a tread that projects past the face of the riser is called the NOSING."

run    tread   

pipage    piping    pipe    structural member   

feed   

Kaiser    adviser    advisor    divisor    geyser    incisor    kaiser    miser    sizer    visor   

adopter    complainer    andwhether    updraft    tie-down    ninety    adopters    tracheostomy    silicon-fibre    neurodegeneration