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List of 12-letter words containing

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There are 12 twelve-letter words containing A, O, R, 2S, U and Y

ANKYLOSAURUSankylosaurus n. A large herbivorous dinosaur, of genus Ankylosaurus, that lived in the Cretaceous period, noted for…
Ankylosaurus prop.n. A taxonomic genus within the family Ankylosauridae – ankylosaurus, an armored dinosaur from the Cretaceous…
ANKYLOSAURUS n. a kind of dinosaur with a club tail, also ANKYLOSAUR.
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.
BOUNDARYLESSboundaryless adj. Without a boundary or boundaries.
COUNTRYSEATScountryseats n. Plural of countryseat.
country␣seats n. Plural of country seat.
COUNTRYSEAT n. a house or estate in the country.
DISASTROUSLYdisastrously adv. In a disastrous way. (Of the nature of a disaster; calamitously.)
DISASTROUS adv. attended by or causing suffering or disaster.
HYDROMEDUSAShydromedusas n. Plural of hydromedusa.
HYDROMEDUSA n. a hydrozoan in its medusoid stage, also HYDROMEDUSAN, HYDROMEDUSOID.
ICHTHYOSAURSichthyosaurs n. Plural of ichthyosaur.
ICHTHYOSAUR n. a large fossil marine reptile, also ICHTHYOSAURIAN, ICHTHYOSAURUS.
SALUBRIOUSLYsalubriously adv. In a salubrious manner.
SALUBRIOUS adv. beneficial, healthful.
SLANDEROUSLYslanderously adv. In a slanderous manner; in a manner that causes slander; in a false and defamatory way.
SLANDEROUS adv. relating to slander.
STYRACACEOUSstyracaceous adj. (Botany) Relating to the Styracaceae.
STYRACACEOUS adj. belonging to the storax family.
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.
TYRANNOSAURStyrannosaurs n. Plural of tyrannosaur.
TYRANNOSAUR n. a large carnivorous lizard-hipped dinosaur, common during the Cretaceous period, also TYRANNOSAURUS.

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: 76 words
  • Scrabble in French: 21 words
  • Scrabble in Spanish: 23 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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