9-letter words containing b, r, o, i
- simarouba — any tropical American tree belonging to the genus Simaruba, of the quassia family, having pinnate leaves, a fleshy fruit, and a root whose bark contains an appetite stimulant.
- skimboard — a type of short, rounded surfboard used for riding in shallow water.
- sobriquet — a nickname.
- soilborne — carried in soil
- song-bird — a bird that sings.
- sorbitize — to turn metal into a form containing sorbite
- sorbonist — a student or graduate of the Sorbonne.
- springbok — a gazelle, Antidorcas marsupialis, of southern Africa, noted for its habit of springing into the air when alarmed.
- stillborn — dead when born.
- stirabout — porridge.
- stormbird — any bird of several species of black, white, or grey seabirds belonging to the order Procellariiformes
- strobilar — of or relating to a strobila
- strobilus — a reproductive structure characterized by overlapping scalelike parts, as a pine cone or the fruit of the hop.
- stromboli — an island off the NE coast of Sicily, in the Lipari group.
- subeditor — a subordinate or junior editor.
- submicron — (of particles) being less than a micron in overall dimensions.
- subperiod — a subdivision of a time period
- subregion — a division or subdivision of a region, especially a division of a zoogeographical region.
- subsoiler — one who operates a subsoil plow.
- subtorrid — subtropical (def 2).
- swordbill — a South American hummingbird, Ensifera ensifera, having a slender bill that is longer than its body.
- tailboard — the tailgate, especially of a wagon or truck.
- tambourin — a long narrow drum of Provence.
- thon buri — a city in S Thailand, near Bangkok.
- thornbill — any of various South American hummingbirds of the genera Chalcostigma, Ramphomicron, etc, having a thornlike bill
- thornbird — any of various small S American birds of the genus Phacellodomus
- throbbing — to beat with increased force or rapidity, as the heart under the influence of emotion or excitement; palpitate.
- tinderbox — a box for holding tinder, usually fitted with a flint and steel.
- tonbridge — a market town in SE England, in SW Kent on the River Medway. Pop: 35 833 (2001)
- torbanite — Petrology. a dark-brown oil shale containing a large amount of carbonaceous matter.
- trebbiano — a type of grape and vine cultivated in Italy for making wine (by the same name)
- trebizond — a medieval empire in NE Asia Minor 1204–1461.
- tribology — the study of the effects of friction on moving machine parts and of methods, as lubrication, of obviating them.
- trilobate — having three lobes.
- trilobite — any marine arthropod of the extinct class Trilobita, from the Paleozoic Era, having a flattened, oval body varying in length from 1 inch (2.5 cm) or less to 2 feet (61 cm).
- troubling — to disturb the mental calm and contentment of; worry; distress; agitate.
- tubicolar — living in a self-constructed tube
- umberto i — (Umberto I) 1844–1900, king of Italy 1878–1900.
- unbroiled — not broiled
- verbosity — the state or quality of being verbose; superfluity of words; wordiness: His speeches were always marred by verbosity.
- vibration — the act of vibrating.
- vibratory — capable of or producing vibration.
- vibrionic — of or relating to an infection by a bacterium of the genus Vibrio.
- vibriosis — a venereal disease of cattle and sheep, caused by the organism Vibrio fetus, characterized by delayed female fertility and by spontaneous abortion.
- whirlbone — Alternative form of whirl-bone.
- widowbird — Alternative spelling of widow bird.
- wild boar — a wild Old World swine, Sus scrofa, from which most of the domestic hogs are believed to be derived.
- windborne — Carried by the wind.
- wirebound — Held together with a binding of wire.
- xylorimba — A pitched percussion instrument corresponding to a xylophone with an extended range.