9-letter words containing o, n, i, u
- ring buoy — a ring-shaped life preserver.
- rotundity — the condition or quality of roundness or plumpness, as of an object or person.
- roumanian — Romania.
- routineer — a person who follows or adheres to routine or a routine.
- routinely — a customary or regular course of procedure.
- routinier — a person who adheres to a routine; esp., a competent but uninspired orchestra conductor
- routinism — adherence to routine.
- routinist — someone who lives by routine
- routinize — to develop into a regular procedure.
- ructation — an eructation or belch
- ruination — the act or state of ruining or the state of being ruined.
- ruminator — to chew the cud, as a ruminant.
- ruwenzori — a mountain group in central Africa between Lake Albert and Lake Edward: sometimes identified with Ptolemy's “Mountains of the Moon.” Highest peak, Mt. Ngaliema (Stanley), with two summits: Mt. Margherita, 16,795 feet (5119 meters), and Mt. Alexandra, 16,726 feet (5098 meters).
- saucisson — a large and thick sausage
- sauvignon — a small blue-black grape grown primarily in the Médoc region of Bordeaux, in SW France, and highly prized in winemaking.
- scourging — a whip or lash, especially for the infliction of punishment or torture.
- scourings — dirt or refuse removed by scouring.
- seclusion — an act of secluding: the seclusion of unruly students.
- seduction — an act or instance of seducing, especially sexually.
- selenious — containing tetravalent or bivalent selenium.
- semiround — having one surface that is round and another that is flat.
- sensorium — a part of the brain or the brain itself regarded as the seat of sensation.
- shippound — a Baltic measure of weight roughly equivalent to 300-400 pounds
- shoutline — a line of text in an advertisement made prominent to catch attention
- sinuation — a winding; sinuosity.
- sinuosity — Often, sinuosities. a curve, bend, or turn: a sinuosity of the road.
- situation — manner of being situated; location or position with reference to environment: The situation of the house allowed for a beautiful view.
- sloughing — the outer layer of the skin of a snake, which is cast off periodically.
- sniff out — detect
- soundbite — short statement, quotation
- soundings — measurements of atmospheric conditions, as made using a radiosonde or rocketsonde
- spondulix — money; cash.
- spongious — spongy or relating to a sponge
- squillion — an extremely large but unspecified number, quantity, or amount
- stink out — to emit a strong offensive smell.
- strontium — a bivalent, metallic element whose compounds resemble those of calcium, found in nature only in the combined state, as in strontianite: used in fireworks, flares, and tracer bullets. Symbol: Sr; atomic weight: 87.62; atomic number: 38; specific gravity: 2.6.
- strouding — a woolly material used to make strouds or blankets
- subaction — an act of subduing
- sublation — to deny or contradict; negate.
- submicron — (of particles) being less than a micron in overall dimensions.
- suboscine — of or relating to birds of the suborder Suboscines, of the order Passeriformes, comprising the supposedly more primitive members of the order, with less well developed vocal organs than the oscine birds.
- subregion — a division or subdivision of a region, especially a division of a zoogeographical region.
- suctorian — a suctorial animal.
- suetonius — (Gaius Suetonius Tranquillus) a.d. 75–150, Roman historian.
- suffusion — to overspread with or as with a liquid, color, etc.
- sulcation — having long, narrow grooves or channels, as plant stems, or being furrowed or cleft, as hoofs.
- sulfation — Chemistry. a salt or ester of sulfuric acid.
- sulfonium — the positively charged group H 3 S + , its salts, or their substitute products.
- summation — the act or process of summing.
- sun visor — a flap, usually of padded cardboard, acetate, or the like, that is attached inside a vehicle above the windshield and can be swung down to protect the eyes from the sun's glare.