12-letter words containing b, i, t, r
- unobligatory — required as a matter of obligation; mandatory: A reply is desirable but not obligatory.
- unprofitable — being without profit; not showing or turning a profit: a series of unprofitable ventures.
- unprohibited — to forbid (an action, activity, etc.) by authority or law: Smoking is prohibited here.
- unremittable — to transmit or send (money, a check, etc.) to a person or place, usually in payment.
- unrequitable — to make repayment or return for (service, benefits, etc.).
- unresistible — not able to be resisted or opposed
- unretainable — to keep possession of.
- upright bass — double bass
- urban blight — deterioration of property in centre of city
- urbanisation — the act or fact of urbanizing, or taking on the characteristics of a city: Urbanization has led to more air pollution and increasing childhood asthma.
- urbanization — the act or fact of urbanizing, or taking on the characteristics of a city: Urbanization has led to more air pollution and increasing childhood asthma.
- urbanologist — a sociologist specializing in urban life and problems
- urbi et orbi — to the city and the world: a phrase qualifying the solemn papal blessing
- venerability — commanding respect because of great age or impressive dignity; worthy of veneration or reverence, as because of high office or noble character: a venerable member of Congress.
- venturi tube — a device for measuring the flow of a fluid, consisting of a tube with a short, narrow center section and widened, tapered ends, so that a fluid flowing through the center section at a higher velocity than through an end section creates a pressure differential that is a measure of the flow of the fluid.
- vers-librist — a person who writes free verse.
- vertebration — vertebrate formation.
- vibratiuncle — a slight vibration
- virgin birth — Theology. the doctrine or dogma that, by the miraculous agency of God, the birth of Christ did not impair or prejudice the virginity of Mary. Compare Immaculate Conception.
- welsh rabbit — a dish of melted cheese, usually mixed with ale or beer, milk, and spices, served over toast.
- white bryony — a climbing herbaceous cucurbitaceous plant, Bryonia dioica, of Europe and North Africa, having greenish flowers and red berries
- white rabbit — a person who is in a hurry and complaining of being late, like the White Rabbit character in the children's story 'Alice's Adventures in Wonderland' by Lewis Carroll
- wind turbine — a turbine powered by the wind.
- winter blues — a feeling of depression or deep unhappiness associated with experiencing the cold and darkness of winter
- winter break — a period of vacation between semesters of colleges, universities, or other schools and usually including the winter holidays.
- winterbourne — a channel filled only at a time of excessive rainfall.
- withdrawable — to draw back, away, or aside; take back; remove: She withdrew her hand from his. He withdrew his savings from the bank.