12-letter words containing o, n, v
- havana brown — a breed of medium-sized cat with large eyes, large ears, and a sleek brown coat
- have company — If you have company, you have a visitor or friend with you.
- have need to — to be compelled or required to; must
- have none of — If you say that someone will have none of something, or is having none of something, you mean that they refuse to accept it.
- have pity on — to have sympathy or show mercy for
- heaven knows — You can say 'Heaven knows' to emphasize that you do not know something, or that you find something very surprising.
- heavy oxygen — either of the two stable isotopes of oxygen having mass numbers of 17 and 18.
- hoover apron — a dresslike coverall for women that ties at the waist.
- hopkinsville — a city in S Kentucky.
- horned viper — a highly venomous viper, Cerastes cerastes, of northern Africa and extreme southwestern Asia, having a process resembling a horn just above each eye.
- hovering act — an act forbidding or restricting the loitering of foreign or domestic vessels within the prescribed limits of a coastal nation.
- hudson river — Henry, died 1611? English navigator and explorer.
- idiot savant — a mentally defective person with an exceptional skill or talent in a special field, as a highly developed ability to play music or to solve complex mathematical problems mentally at great speed.
- improvements — Plural form of improvement.
- improvidence — not provident; lacking foresight; incautious; unwary.
- in favour of — If one thing is rejected in favour of another, the second thing is done or chosen instead of the first.
- in overdrive — in a state of intense activity
- inactivation — The process of rendering something inactive.
- inchoatively — in an inchoative or rudimentary fashion; initially
- inclusive of — including; taking into account
- inclusive or — the connective that gives the value true to a disjunction if either or both of the disjuncts are true
- incogitative — Not cogitative; lacking the power of thought.
- inconclusive — not conclusive; not resolving fully all doubts or questions: inconclusive evidence.
- inconvenient — not easily accessible or at hand: The phone is in an inconvenient place.
- inconversant — Not conversant or acquainted (with something); unfamiliar.
- incorruptive — incorruptible; not tending to be corrupted
- innervations — Plural form of innervation.
- innocent vii — (Cosimo de' Migliorati) 1336–1406, Italian ecclesiastic: pope 1404–06.
- innovational — something new or different introduced: numerous innovations in the high-school curriculum.
- innovatively — tending to innovate, or introduce something new or different; characterized by innovation.
- inobservable — Unobservable.
- inobservance — lack of attention; inattention; heedlessness: drowsy inobservance.
- insectivores — Plural form of insectivore.
- interconvert — to subject to interconversion; interchange.
- interinvolve — to involve mutually or reciprocally
- intervention — the act or fact of intervening.
- intervillous — Between the villi.
- intervocalic — (usually of a consonant) immediately following a vowel and preceding a vowel, as the v in cover.
- intoxicative — of or relating to intoxicants or intoxication.
- intraveneous — Misspelling of intravenous.
- introductive — serving or used to introduce; preliminary; beginning: an introductory course; an introductory paragraph.
- introversion — the act of introverting or the state of being introverted.
- introversive — the act of introverting or the state of being introverted.
- introverting — a shy person.
- introvertish — Introverted.
- introvertive — the act of introverting or the state of being introverted.
- invagination — the act or process of invaginating.
- invalidation — to render invalid; discredit.
- inventioneer — (rare) inventor.
- inventorying — Present participle of inventory.