10-letter words containing o, t, r, h, i
- horologist — an expert in horology.
- horsetails — Plural form of horsetail.
- horsethief — Alternative spelling of horse thief.
- hortensial — (obsolete) Fit for a garden.
- hospitaler — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- hostelries — Plural form of hostelry.
- hot spring — a thermal spring having water warmer than 98°F (37°C): the water is usually heated by emanation from or passage near hot or molten rock.
- housetrain — To teach a house pet to urinate and defecate outside or in a designated location in the home.
- hovertrain — an experimental high-speed train that rides on a cushion of air over a concrete guide track in the shape of an inverted T and is propelled by one or more propellers or jet engines.
- hrotsvitha — c935–c1000, German nun, poet, and dramatist.
- humiliator — to cause (a person) a painful loss of pride, self-respect, or dignity; mortify.
- humoralist — a person who believes in humoralism
- humoristic — a person who is skillful in the use of humor, as in writing, talking, or acting.
- hydriodate — (obsolete, inorganic chemistry) iodide.
- hydrolytic — producing, noting, or resulting in hydrolysis.
- hydrotaxis — oriented movement toward or away from water.
- hylotropic — (of a substance) capable of undergoing a change in phase, as from a liquid to a gas, with no change in the original proportions of its constituents.
- hypertonia — increased rigidity, tension, and spasticity of the muscles.
- hypertonic — Physiology. of or relating to hypertonia.
- hypertoxic — of, pertaining to, affected with, or caused by a toxin or poison: a toxic condition.
- hypnotizer — One who, or that which, hypnotizes.
- hypocretin — Either of the peptide hormones orexin.
- hypocrites — Plural form of hypocrite.
- hypocritic — Synonym of hypocritical.
- hypometria — Dysmetria in which the patient tends to undershoot the intended target.
- hypometric — Smaller than normally measured.
- hystorical — Nonstandard spelling of historical.
- incoherent — without logical or meaningful connection; disjointed; rambling: an incoherent sentence.
- inhabitors — Plural form of inhabitor.
- inhalators — Plural form of inhalator.
- inheritors — a person who inherits; heir.
- inhibitors — Plural form of inhibitor.
- inhibitory — to restrain, hinder, arrest, or check (an action, impulse, etc.).
- interphone — an intercommunication system using telephones to connect offices, stations, etc., as in a building or ship; intercom.
- intershock — To shock mutually, as if by collision.
- irish boat — a small fishing boat used in the Boston area in the late 19th century, derived from an Irish model and having a cutter rig.
- isothermal — occurring at constant temperature.
- isothermic — occurring at constant temperature.
- john firth — John Rupert, 1890–1960, English linguist.
- joint heir — a person who shares with another, or others, the right to inherit a person's money, property, or title when that person dies
- kenilworth — a town in central Warwickshire, in central England, SE of Birmingham.
- lectorship — a lecturer in a college or university.
- leiotrichy — the condition of having straight hair
- lherzolite — a peridotite consisting mainly of olivine, with orthopyroxene and clinopyroxene
- lightboard — switchboard (def 2).
- lightproof — impervious to light: a lightproof film cartridge.
- limitrophe — (of a country or region) on or near a frontier
- lithograph — a print produced by lithography.
- litholatry — the worship of stones
- lithomarge — kaolin in compact, massive, usually impure form.