13-letter words containing o, u, b, a
- thoroughbrace — either of two strong leather straps upon which the body of certain types of carriage is supported
- tibeto-burman — a subfamily of Sino-Tibetan languages, including especially Tibetan and Burmese.
- to bear fruit — If the effort that you put into something or a particular way of doing something bears fruit, it is successful and produces good results.
- to bust a gut — To bust a gut means to work very hard trying to achieve something.
- tobacco pouch — a pouch for carrying pipe tobacco
- toque blanche — the tall white hat traditionally worn by a chef
- touchline ban — an official prohibition of a manager or coach from being present on or near the field during a match
- 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.
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- tuberculation — Also, tuberculated, tuberculose. having tubercles.
- turbo-charged — A turbo-charged engine or vehicle is fitted with a turbo.
- turbocharging — the process or action of supplying an internal combustion engine or a motor vehicle with a turbocharger
- umbraculiform — umbrella-shaped
- un-actionable — furnishing ground for a lawsuit.
- un-personable — of pleasing personal appearance; handsome or comely; attractive.
- unaccountable — impossible to account for; unexplained; inexplicable: The boat has an unaccountable tendency to yaw.
- unambiguously — plainly, clearly
- unambitiously — in an unambitious manner
- uncollectable — that cannot be collected: an uncollectible debt.
- uncomfortable — causing discomfort or distress; painful; irritating.
- uncomfortably — causing discomfort or distress; painful; irritating.
- uncommendable — not able to be commended; unworthy of commendation; reprehensible
- uncommendably — in an uncommendable manner
- uncompletable — having all parts or elements; lacking nothing; whole; entire; full: a complete set of Mark Twain's writings.
- unconcealable — not able to be hidden or concealed
- unconceivable — inconceivable.
- unconceivably — inconceivably
- unconformable — not conformable; not conforming.
- unconformably — not conformable; not conforming.
- unconquerable — to acquire by force of arms; win in war: to conquer a foreign land.
- unconquerably — in an invincible manner
- uncontainable — to hold or include within its volume or area: This glass contains water. This paddock contains our best horses.
- uncontestable — a race, conflict, or other competition between rivals, as for a prize.
- unconversable — inappropriate for conversation
- uncorrectable — not able to be fixed
- undiagnosable — unable to be diagnosed
- unenforceable — to put or keep in force; compel obedience to: to enforce a rule; Traffic laws will be strictly enforced.
- unfashionable — observant of or conforming to the fashion; stylish: a fashionable young woman.
- unfashionably — in an unfashionable manner
- unforeseeable — to have prescience of; to know in advance; foreknow.
- unforeseeably — to have prescience of; to know in advance; foreknow.
- unforgettable — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unforgettably — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unmentionable — not mentionable; inappropriate, unfit, or improper for mention, as in polite conversation; unspeakable.
- unmetabolised — not metabolised
- unmetabolized — not metabolized
- unobliterated — to blot out or render undecipherable (writing, marks, etc.); efface.
- unperformable — to carry out; execute; do: to perform miracles.
- unpolarizable — not capable of being polarized