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List of 12-letter words containing

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There are 19 twelve-letter words containing H, N, O, R, S, U and Y

ANARTHROUSLYanarthrously adv. (Grammar) In an anarthrous manner; without an accompanying article.
ANARTHROUS adv. without distinct joints.
ASYNCHRONOUSasynchronous adj. Not synchronous; occurring at different times.
asynchronous adj. (Computing, of a request or a message) Allowing the client to continue during processing.
asynchronous adj. (Computing, communication) Having many actions occurring at a time, in any order, without waiting for each other.
COUNTERMYTHScountermyths n. Plural of countermyth.
COUNTERMYTH n. an opposing myth.
ERYTHRONIUMSERYTHRONIUM n. any plant of the bulbous genus Erythronium, with decoratively mottled leaves and cyclamen-like flowers.
HARMONIOUSLYharmoniously adv. In a harmonious manner; coordinately.
HARMONIOUS adv. musically concordant.
HETEROGYNOUSheterogynous adj. (Zoology) Having females very unlike the males in form and structure.
heterogynous adj. (Zoology) Having females of two different kinds, one sexual and the other abortive or neuter, as ants or bees.
HETEROGYNOUS adj. of ants, bees, etc., having two types of female, one fertile and the other infertile.
HETERONYMOUSheteronymous adj. Of, or relating to a heteronym.
heteronymous adj. Being different words, but having a common relationship, as in the case of brother and sister, which denote siblings.
heteronymous adj. (Ophthalmology) Heteronymous hemianopsia (blindness in the left side of one eye and the right side of the other eye).
HONEYSUCKERShoneysuckers n. Plural of honeysucker.
HONEYSUCKER n. another name for the honeyeater.
HORRENDOUSLYhorrendously adv. In a horrendous manner.
HORRENDOUS adv. fearful; frightful.
HYDROMEDUSANhydromedusan adj. (Zoology) Relating to the hydromedusas.
HYDROMEDUSAN n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSOID.
HYDROPHANOUShydrophanous adj. (Mineralogy) Made transparent by immersion in water.
HYDROPHANOUS adj. becoming transparent when placed in water.
HYDROQUINOLSHYDROQUINOL n. a white crystalline soluble phenol used as a photographic developer.
HYDROXONIUMShydroxoniums n. Plural of hydroxonium.
HYDROXONIUM n. the obsolete name for the cation H3O+ derived from protonation of water.
NOURISHINGLYnourishingly adv. In a way that provides nourishment or food.
NOURISHING adv. NOURISH, to sustain with food.
POLYURETHANSPOLYURETHAN n. any of various polymers used esp. in flexible and rigid foams, elastomers, and resins, also POLYURETHANE.
SYNANTHEROUSsynantherous adj. (Botany, uncommon) Having stamens that are fused by the anthers, usually with the filaments not being fused.
SYNANTHEROUS adj. having the anthers united in a tube around the style, as in Compositae.
THUNDEROUSLYthunderously adv. In a thunderous manner, very loudly.
THUNDEROUS adv. sounding like thunder, also THUNDROUS.
UNHYDROLYSEDunhydrolysed adj. Alternative spelling of unhydrolyzed.
UNHYDROLYSED adj. not hydrolysed, also UNHYDROLYZED.
UNNEWSWORTHYunnewsworthy adj. Not newsworthy.
UNNEWSWORTHY adj. not newsworthy.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 86 words
  • Scrabble in French: 10 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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