12-letter words containing b, u, r, n, i
- unobligatory — required as a matter of obligation; mandatory: A reply is desirable but not obligatory.
- unperishable — imperishable
- unprescribed — to lay down, in writing or otherwise, as a rule or a course of action to be followed; appoint, ordain, or enjoin.
- 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.
- unrealizable — incapable of being made actual or real, as an ideal or ambition: His dream of military glory was unrealizable.
- unreimbursed — to make repayment to for expense or loss incurred: The insurance company reimbursed him for his losses in the fire.
- unrelievable — to ease or alleviate (pain, distress, anxiety, need, etc.).
- unremediable — capable of being remedied.
- unremittable — to transmit or send (money, a check, etc.) to a person or place, usually in payment.
- unrepairable — that cannot be repaired: Some old clocks are unrepairable.
- unrequitable — to make repayment or return for (service, benefits, etc.).
- unresistible — not able to be resisted or opposed
- unretainable — to keep possession of.
- unreversible — capable of reversing or of being reversed.
- unreviewable — a critical article or report, as in a periodical, on a book, play, recital, or the like; critique; evaluation.
- unriddleable — (of a puzzle) not decipherable
- unsalubrious — favorable to or promoting health; healthful: salubrious air.
- unshrinkable — not able to contract or become smaller in size
- unslumbering — not sleeping
- unsubscribed — not subscribed
- unsurvivable — able to be survived: Would an atomic war be survivable?
- unverbalized — not verbalized or put into words
- unverifiable — to prove the truth of, as by evidence or testimony; confirm; substantiate: Events verified his prediction.
- 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
- urobilinogen — a colourless substance produced by bacterial degradation of the bile pigment bilirubin in the intestine and which produces urobilin when oxidized
- 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.
- vibratiuncle — a slight vibration
- vigee-lebrun — (Marie Anne) Élisabeth [ma-ree an ey-lee-za-bet] /maˈri an eɪ li zaˈbɛt/ (Show IPA), 1755–1842, French painter.
- villeurbanne — a city in E France, near Lyons.
- vocabularian — a person who is particularly or overly attentive to words
- 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
- winterbourne — a channel filled only at a time of excessive rainfall.
- youngberries — Plural form of youngberry.