12-letter words containing a, e, r, i, u
- gesticulator — to make or use gestures, especially in an animated or excited manner with or instead of speech.
- glandiferous — bearing nuts or acorns
- glutaredoxin — (enzyme) Any of a family of small redox enzymes that use glutathione as a cofactor.
- gourmandizer — One who gourmandizes.
- graciousness — pleasantly kind, benevolent, and courteous.
- graduateship — the time or condition of being a graduate
- graminaceous — Of, pertaining to, or resembling a grass.
- green iguana — the common iguana (Iguana iguana)
- gregariously — fond of the company of others; sociable.
- grossularite — a mineral, calcium aluminum garnet, Ca 3 Al 2 Si 3 O 12 , occurring in gray-white to pinkish crystals.
- guaranteeing — a promise or assurance, especially one in writing, that something is of specified quality, content, benefit, etc., or that it will perform satisfactorily for a given length of time: a money-back guarantee.
- guinea grass — a grass, Panicum maximum, native to Africa, used for forage in warm regions of North and South America.
- gun carriage — the structure on which a gun is mounted or moved and from which it is fired.
- gut reaction — instinctive response
- gutturalized — pronounced with guttural coarticulation.
- h paul grice — H(erbert) Paul, 1913–88, English philosopher.
- hadrosaurine — Hadrosaurid.
- half serious — of, showing, or characterized by deep thought.
- half-serious — of, showing, or characterized by deep thought.
- harlequinade — a pantomime, farce, or similar play in which Harlequin plays the principal part.
- harquebusier — a soldier armed with a harquebus.
- haulage firm — a firm that transports goods by lorry
- heart urchin — an echinoderm of the order Spatangoida, having an elongate, somewhat heart-shaped outer covering.
- heartburning — rankling discontent, especially from envy or jealousy; grudge.
- heliogravure — photoengraving.
- hepadnavirus — Any member of the virus family Hepadnaviridae, capable of causing liver infections in humans and animals.
- heterauxesis — an unequal or asymmetrical growth of cells, parts of plants or animals
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- hexafluoride — a fluoride containing six atoms of fluorine.
- hibernaculum — a protective case or covering, especially for winter, as of an animal or a plant bud.
- hindquarters — the posterior end of a halved carcass of beef, lamb, etc., sectioned usually between the twelfth and thirteenth ribs.
- hippocentaur — Centaur.
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.
- house wizard — (Probably from ad-agency tradetalk, "house freak") A hacker occupying a technical-specialist, R&D, or systems position at a commercial shop. A really effective house wizard can have influence out of all proportion to his/her ostensible rank and still not have to wear a suit. Used especially of Unix wizards. The term "house guru" is equivalent.
- housepainter — A professional painter of houses.
- housetrained — Simple past tense and past participle of housetrain.
- housewarming — a party to celebrate a person's or family's move to a new home.
- humeral veil — a fringed scarf, usually white and ornamented in the middle, worn over the shoulders by a priest or subdeacon during certain parts of a High Mass.
- hydraulicked — (of an extracted mineral) excavated using water
- ill-favoured — unpleasant in appearance; homely or ugly.
- illiterature — (archaic) Lack of learning; illiteracy.
- illustrative — serving to illustrate; explanatory: illustrative examples.
- immatureness — not mature, ripe, developed, perfected, etc.
- immaturities — Plural form of immaturity.
- immeasurable — incapable of being measured; limitless: the immeasurable vastness of the universe.
- immeasurably — incapable of being measured; limitless: the immeasurable vastness of the universe.
- immensurable — immeasurable.
- implicatures — Plural form of implicature.
- in a flutter — agitated, flustered
- in a measure — to an extent