7-letter words containing a, b, o, i
- garboil — confusion.
- go bail — to act as surety
- hobnail — a large-headed nail for protecting the soles of heavy boots and shoes.
- iceboat — a vehicle for rapid movement on ice, usually consisting of a T -shaped frame on three runners driven by a fore-and-aft sailing rig or, sometimes, by an engine operating a propeller.
- ichabod — a male given name: from a Hebrew word meaning “without honor.”.
- inboard — located nearer the longitudinal axis or center, as of an airplane: the inboard section of a wing.
- iobates — a Lycian king commissioned by his son-in-law, Proetus, to kill Bellerophon: after surviving ordeals designed to destroy him, Bellerophon was believed to be divinely protected, and Iobates gave him half his kingdom.
- isobare — Meteorology. a line drawn on a weather map or chart that connects points at which the barometric pressure is the same.
- isobars — Meteorology. a line drawn on a weather map or chart that connects points at which the barometric pressure is the same.
- isobase — a line on a chart or map that connects points of equal land upheaval
- isobath — an imaginary line or one drawn on a map connecting all points of equal depth below the surface of a body of water.
- jabroni — (professional wrestling slang) a performer whose primary role is to lose to established talent.
- jacobin — (in the French Revolution) a member of a radical society or club of revolutionaries that promoted the Reign of Terror and other extreme measures, active chiefly from 1789 to 1794: so called from the Dominican convent in Paris, where they originally met.
- jigaboo — a contemptuous term used to refer to a black person.
- kilobar — a unit of pressure, equal to 1000 bars (14,500 pounds per square inch; equivalent to 100 megapascals). Abbreviation: kb.
- kobarid — a village in W Slovenia, formerly in Italy: defeat of the Italians by the Germans and Austrians 1917.
- kolbasi — kielbasa
- labroid — any percoid fish of the family Labridae (wrasses)
- lobelia — any herbaceous or woody plant of the genus Lobelia, having long clusters of blue, red, yellow, or white flowers.
- lobtail — (of a whale) to slap the flukes against the surface of the water.
- mailbox — a public box in which mail is placed for pickup and delivery by the post office.
- mainbol — (language) MAcro ImplementatioN of SNOBOL4.
- maribor — a city in N Slovenia, on the Drava River.
- moabite — an inhabitant or native of Moab.
- naibour — Obsolete form of neighbour.
- nairobi — a republic in E Africa: member of the Commonwealth of Nations; formerly a British crown colony and protectorate. 223,478 sq. mi. (578,808 sq. km). Capital: Nairobi.
- niobate — any salt of niobic acid; columbate.
- obadiah — a Minor Prophet.
- obelias — Plural form of obelia.
- obitual — Of or relating to obits.
- oblasti — (in Russia and the Soviet Union) an administrative division corresponding to an autonomous province.
- obtains — Third-person singular simple present indicative form of obtain.
- obviate — to anticipate and prevent or eliminate (difficulties, disadvantages, etc.) by effective measures; render unnecessary: to obviate the risk of serious injury.
- ojibway — Ojibwa.
- omnitab — Statistical analysis and desk calculator. Version: OMNITAB II.
- orbital — of or relating to an orbit.
- orizaba — Also called Citlaltepetl. an inactive volcano in SE Mexico, in Veracruz state. 18,546 feet (5653 meters).
- ouabain — a glycoside occurring as a white, crystalline powder, C 2 9 H 4 4 O 1 2 , obtained from the seeds of a shrub, Strophanthus gratus, or from the wood of trees of the genus Acokanthera, and used in medicine chiefly as a cardiac stimulant.
- oubangi — French name of Ubangi.
- parboil — to boil partially or for a short time; precook.
- pigboat — a submarine.
- rabboni — a respectful Jewish title or form of address (usually given to a rabbi) meaning master
- rainbow — a bow or arc of prismatic colors appearing in the heavens opposite the sun and caused by the refraction and reflection of the sun's rays in drops of rain. Compare primary rainbow, secondary rainbow.
- robinia — any tree of the leguminous genus Robinia, esp the locust tree
- roubaix — a city in N France, NE of Lille.
- sorbian — of or relating to the Wends or their language.
- tabloid — a newspaper whose pages, usually five columns wide, are about one-half the size of a standard-sized newspaper page.
- tabooli — a salad of fine-ground bulgur, parsley, tomatoes, green onions, mint, olive oil, and lemon juice.
- taborin — a small tabor.
- tabouli — tabbouleh.