13-letter words containing i, b, l, t, y
- imaginability — The quality of being imaginable.
- immiscibility — not miscible; incapable of being mixed.
- impalpability — not palpable; incapable of being perceived by the sense of touch; intangible.
- impassability — The state or quality of being impassable.
- impassibility — The state or condition of being impassible.
- impeccability — faultless; flawless; irreproachable: impeccable manners.
- imperceptibly — very slight, gradual, or subtle: the imperceptible slope of the road.
- imperturbably — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- implacability — not to be appeased, mollified, or pacified; inexorable: an implacable enemy.
- impossibility — condition or quality of being impossible.
- impracticably — In an impracticable way.
- improbability — the quality or condition of being improbable; unlikelihood.
- improvability — to bring into a more desirable or excellent condition: He took vitamins to improve his health.
- incontestably — incapable of being contested; not open to dispute; incontrovertible: incontestable proof.
- inconvertibly — In an inconvertible manner.
- incorruptibly — In an incorruptible manner.
- incredibility — so extraordinary as to seem impossible: incredible speed.
- inculpability — Lack of culpability; freedom from blame.
- indefatigably — In an extremely persistent and untiring manner; in an indefatigable manner.
- indolebutyric — as in indolebutyric acid, a synthetic plant growth regulator
- ineducability — Inability to be educated.
- inelaborately — not in an elaborate fashion, in a way lacking elaboration
- ineligibility — not eligible; not permitted or suitable: Employees are ineligible in this contest.
- inevitability — unable to be avoided, evaded, or escaped; certain; necessary: an inevitable conclusion.
- inexhaustibly — not exhaustible; incapable of being depleted: an inexhaustible supply.
- inexorability — unyielding; unalterable: inexorable truth; inexorable justice.
- infallibility — Sometimes, infallibleness. the quality of being infallible, or of being absolutely trustworthy: He believed in the infallibility of his leadership.
- infeasibility — not feasible; impracticable.
- inflatability — The quality of being inflatable.
- inflexibility — not flexible; incapable of or resistant to being bent; rigid: an inflexible steel rod.
- inimitability — incapable of being imitated or copied; surpassing imitation; matchless.
- inobtrusively — in an unobtrusive manner
- insatiability — not satiable; incapable of being satisfied or appeased: insatiable hunger for knowledge.
- insensibility — incapable of feeling or perceiving; deprived of sensation; unconscious, as a person after a violent blow.
- insociability — the state or quality of being insociable
- insupportably — In an insupportable manner.
- intangibility — not tangible; incapable of being perceived by the sense of touch, as incorporeal or immaterial things; impalpable.
- integrability — capable of being integrated, as a mathematical function or differential equation.
- interoperably — capable of being used or operated reciprocally: interoperable weapons systems.
- invariability — not variable; not changing or capable of being changed; static or constant.
- invendibility — the state or quality of being invendible or unsaleable
- invertibility — to turn upside down.
- invincibility — incapable of being conquered, defeated, or subdued.
- inviolability — prohibiting violation; secure from destruction, violence, infringement, or desecration: an inviolable sanctuary; an inviolable promise.
- irretrievably — not capable of being retrieved; irrecoverable; irreparable.
- labyrinthical — Labyrinthine; like or relating to a labyrinth.
- labyrinthitis — inflammation of the inner ear, or labyrinth, characterized by dizziness, nausea, and visual disturbances.
- liberal party — a political party in Great Britain, formed about 1830 as a fusion of Whigs and Radicals and constituting one of the dominant British parties in the 19th and early part of the 20th centuries.
- liberty horse — (in a circus) a riderless horse that performs movements to verbal commands
- liberty party — the first antislavery political party, organized in 1839 and merged with the Free Soil party in 1848.