12-letter words containing r, i, b, o, n, u
- subinspector — a secondary or assistant inspector
- subintroduce — to introduce subtly
- subordinated — placed in or belonging to a lower order or rank.
- subordinator — a conjunction introducing a subordinate clause, as when in They were glad when I finished.
- subscription — a sum of money given or pledged as a contribution, payment, investment, etc.
- substraction — the act or process of subtracting
- substruction — a foundation or substructure.
- surfboarding — a long, narrow board on which a person stands or lies prone in surfboarding.
- tubocurarine — the principal active alkaloid of curare, C 38 H 44 Cl 2 N 2 O, used as a muscle relaxant, especially as an adjunct to anesthesia.
- turbinacious — with a peaty aroma or flavour
- turbo engine — an engine containing a turbocharger
- un-ignorable — to refrain from noticing or recognizing: to ignore insulting remarks.
- unforeboding — a prediction; portent.
- unforgivable — to grant pardon for or remission of (an offense, debt, etc.); absolve.
- unforgivably — in an unforgivable manner
- unformidable — causing fear, apprehension, or dread: a formidable opponent.
- union buster — any of a group of persons hired by a company to disperse picketers, end a strike or job action, etc., especially by violence or intimidation.
- union member — sb who belongs to a labour organization
- 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.
- unsalubrious — favorable to or promoting health; healthful: salubrious air.
- 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
- vocabularian — a person who is particularly or overly attentive to words
- winterbourne — a channel filled only at a time of excessive rainfall.
- youngberries — Plural form of youngberry.