13-letter words containing b, u, t, s, o
- subinvolution — (of organs) a partial return to normal size
- sublanceolate — (of leaves, etc) almost spear-shaped
- sublime porte — official name of Porte.
- subordination — the act of placing in a lower rank or position: The refusal to allow women to be educated was part of society's subordination of women to men.
- subordinative — placed in or belonging to a lower order or rank.
- subperiosteal — the normal investment of bone, consisting of a dense, fibrous outer layer, to which muscles attach, and a more delicate, inner layer capable of forming bone.
- subpopulation — the total number of persons inhabiting a country, city, or any district or area.
- subsaturation — the act or process of saturating.
- subsequent to — after, following
- subsidization — to furnish or aid with a subsidy.
- subterraneous — existing, situated, or operating below the surface of the earth; underground.
- subtropically — in the subtropics
- sulfur-bottom — blue whale.
- superlobbyist — someone who lobbies on behalf of another
- surgical boot — a specially designed boot or shoe that compensates for deformities of the foot or leg
- tablespoonful — the amount a tablespoon can hold.
- tautosyllabic — occurring within the same syllable: The (s) and (t) are tautosyllabic in the word disturb, but not in distaste.
- the big house — a penitentiary (usually preceded by the).
- the dust bowl — the area of the south central US that became denuded of topsoil by wind erosion during the droughts of the mid-1930s
- thorough bass — figured bass.
- to bust a gut — To bust a gut means to work very hard trying to achieve something.
- toothbrushing — the act or method of cleaning the teeth with a toothbrush.
- totis viribus — with all one's might.
- tout ensemble — all together.
- transboundary — something that indicates bounds or limits; a limiting or bounding line.
- treasury bond — any of various interest-bearing bonds issued by the U.S. Treasury Department, usually maturing over a long period of time.
- truck bolster — the upper transverse member of a car truck that holds the truck center plate and receives the car's weight.
- tuberous root — a true root so thickened as to resemble a tuber, but bearing no buds or eyes.
- tubuliflorous — having the corolla tubular in all the perfect flowers of a head, as certain composite plants.
- unambitiously — in an unambitious manner
- uncontestable — a race, conflict, or other competition between rivals, as for a prize.
- unmetabolised — not metabolised
- unobstructive — to block or close up with an obstacle; make difficult to pass: Debris obstructed the road.
- unobtrusively — not obtrusive; inconspicuous, unassertive, or reticent.
- unpostponable — to put off to a later time; defer: He has postponed his departure until tomorrow.
- unsmotherable — unquenchable
- unsupportable — capable of being supported; endurable; maintainable.
- vitreous body — a transparent gelatinous substance, permeated by fine fibrils, that fills the interior of the eyeball between the lens and the retina
- water-soluble — capable of dissolving in water.
- west by south — a point on the compass 11°15prime; south of west. Abbreviation: WbS.
- west columbia — a town in central South Carolina.
- within bounds — not beyond limits