12-letter words containing b, i, n, o
- umbilication — a central navellike depression.
- un-ignorable — to refrain from noticing or recognizing: to ignore insulting remarks.
- unactionable — furnishing ground for a lawsuit.
- unbecomingly — detracting from one's appearance, character, or reputation; unattractive or unseemly: an unbecoming hat; unbecoming language.
- unbiological — pertaining to biology.
- uncognizable — capable of being perceived or known.
- unconfinable — not able to be bound
- undoubtingly — in an undoubting manner
- 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.
- unhospitable — not hospitable
- 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
- unlibidinous — not libidinous
- unmodifiable — incapable of being modified
- unnegotiable — capable of being negotiated: a negotiable salary demand.
- unnoticeable — attracting notice or attention; capable of being noticed: a noticeable lack of interest.
- unnoticeably — attracting notice or attention; capable of being noticed: a noticeable lack of interest.
- unobligatory — required as a matter of obligation; mandatory: A reply is desirable but not obligatory.
- unobtainable — to come into possession of; get, acquire, or procure, as through an effort or by a request: to obtain permission; to obtain a better income.
- unpolishable — incapable of being made smooth or shiny
- 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.
- unubiquitous — existing or being everywhere, especially at the same time; omnipresent: ubiquitous fog; ubiquitous little ants.
- 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
- velo binding — a technique for binding books or documents that uses a narrow plastic strip along the length of the front and back binding edges and plastic pegs to attach the strips through holes punched in the pages.
- verbal irony — irony in which a person says or writes one thing and means another, or uses words to convey a meaning that is the opposite of the literal meaning.
- vertebration — vertebrate formation.
- vocabularian — a person who is particularly or overly attentive to words
- voting booth — polling kiosk
- wakeboarding — (sports) A water sport where a rider on a small board is towed by a motor boat, and attached by a cable.
- walking boot — a lightweight rigid knee-length boot with a reinforced sole and straps that fasten around the leg, used for support after a sprain or fracture
- whipping boy — a person who is made to bear the blame for another's mistake; scapegoat.
- white bryony — a climbing herbaceous cucurbitaceous plant, Bryonia dioica, of Europe and North Africa, having greenish flowers and red berries
- whomping big — impressively large
- window blind — window shade.
- window board — a thin board serving as a stool of a window.
- winterbourne — a channel filled only at a time of excessive rainfall.
- womb-leasing — bearing a child on behalf of a couple unable to have a child; surrogacy
- youngberries — Plural form of youngberry.
- zebulon pike — James Albert, 1913–69, U.S. Protestant Episcopal clergyman, lawyer, and author.