12-letter words containing h, a, n, o
- iron-hearted — cruel; heartless; unfeeling.
- isosthenuria — the inability of the kidneys to dilute or concentrate urine
- jackson hole — a valley in NW Wyoming, near the Teton Range: wildlife preserve.
- james hutton — James, 1726–97, Scottish geologist: formulated uniformitarianism.
- johannesburg — a city in S Transvaal, in the NE Republic of South Africa.
- john hancock — Herbert Jeffrey ("Herbie") born 1940, U.S. jazz pianist and composer.
- john mauchly — (person) /jon W mok'*-lee/ (rhymes with "broccoli") Dr. John W. Mauchly, one of the developers of ENIAC.
- john paul ii — (Karol Wojtyla) 1920–2005, Polish ecclesiastic: pope 1978–2005.
- johnsongrass — a tall perennial sorghum widely used as forage
- joint author — a person who shares the writing of a book, article, etc, with another
- joseph brant — Joseph (Thayendanegea) 1742–1807, Mohawk Indian chief who fought on the side of the British in the American Revolution.
- juan hidalgo — Juan [hwahn] /ʰwɑn/ (Show IPA), c1600–85, Spanish composer and harpist.
- kachina doll — a Hopi Indian doll carved from cottonwood root in representation of a kachina and given as a gift to a child or used as a household decoration.
- kaleidophone — an instrument, invented by Professor Charles Wheatstone (1802-1875), consisting of a light on a vibrating rod with a reflecting knob for exhibiting the effect of sound waves
- keratohyalin — (biology) A protein structure found in granules in the stratum granulosum of the epidermis, which may be involved in keratinization, and in Hassall corpuscles in the thymus.
- keraunograph — an instrument for recording thunderstorms by detecting the radio waves generated
- kinesophobia — Fear of movement.
- kinetography — a camera for taking pictures for a kinetoscope.
- kingdom hall — a meeting place of Jehovah's Witnesses for religious services.
- kitchen soap — heavy-duty soap intended for use in the kitchen
- kittikachorn — Thanom [thah-nom] /θɑˈnɒm/ (Show IPA), 1911–2004, Thai army officer and statesman: premier 1963–73.
- lachrymation — the secretion of tears, especially in abnormal abundance.
- lamellaphone — Alt form lamellophone.
- lamellophone — (musical instruments) Any of several musical instruments in which the sound is produced by plucking a series of thin lamellaa attached to a sounding board.
- land-holding — a holder, owner, or occupant of land.
- landholdings — Plural form of landholding.
- laryngophone — A type of contact microphone that absorbs vibrations directly from the wearer's throat.
- laryngophony — the sound of the voice as heard through a stethoscope placed on the throat directly over the larynx
- last honours — observances of respect at a funeral
- latin school — a secondary school emphasizing instruction in Latin and Greek.
- lay hands on — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- leatherbound — Bound in leather.
- lemon squash — lemon soda; a soft drink of lemon juice and soda water.
- light cannon — a particularly powerful torch, spotlight, or searchlight
- lion's share — the largest part or share, especially a disproportionate portion: The eldest son received the lion's share of the estate.
- lion-hearted — exceptionally courageous or brave.
- loansharking — the practice of lending money at excessive rates of interest.
- loathfulness — (rare) The condition of being loathful; reluctance.
- long-handles — long underwear.
- longshoreman — a person employed on the wharves of a port, as in loading and unloading vessels.
- loose change — money in the form of coins suitable for small expenditures
- lounge chair — a chair designed for lounging, as an easy chair, chaise longue, or recliner.
- love handles — fat midriff
- lycanthropes — Plural form of lycanthrope.
- lycanthropic — a delusion in which one imagines oneself to be a wolf or other wild animal.
- lymphadenoma — an enlarged lymph node.
- lymphangioma — a benign tumor composed of dilated and newly formed lymph vessels.
- machairodont — having sabre-like teeth; sabre-toothed
- machinations — an act or instance of machinating.
- machine bolt — a threaded fastener, used with a nut for connecting metal parts, having a thread diameter of about 1/4 inch (6.4 mm) or more and a square or hexagonal head for tightening by a wrench.