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List of 12-letter words containing

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There are 17 twelve-letter words containing A, N, O, 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.
AUTOHYPNOSESautohypnoses n. Plural of autohypnosis.
AUTOHYPNOSIS n. self-induced and usually automatic hypnosis.
AUTOHYPNOSISautohypnosis n. Hypnosis of oneself.
AUTOHYPNOSIS n. self-induced and usually automatic hypnosis.
BOUNDARYLESSboundaryless adj. Without a boundary or boundaries.
CONSENSUALLYconsensually adv. In a consensual manner.
CONSENSUAL adv. relating to consent.
COUNTRYSEATScountryseats n. Plural of countryseat.
country␣seats n. Plural of country seat.
COUNTRYSEAT n. a house or estate in the country.
IMMUNOASSAYSimmunoassays n. Plural of immunoassay.
IMMUNOASSAY n. the determination of the presence and quantity of a substance through its action as an antigen.
POLYANTHUSESpolyanthuses n. Plural of polyanthus.
POLYANTHUS n. the oxlip, so called because the peduncle bears a many-flowered umbel.
SCANDALOUSLYscandalously adv. In a scandalous manner.
SCANDALOUS adv. of the nature of a scandal.
SINUSOIDALLYsinusoidally adv. In a sinusoidal manner.
SINUSOIDAL adv. of or pertaining to a sinusoid.
SLANDEROUSLYslanderously adv. In a slanderous manner; in a manner that causes slander; in a false and defamatory way.
SLANDEROUS adv. relating to slander.
SUBSONICALLYsubsonically adv. In a subsonic manner.
SUBSONIC adv. moving at a speed less than that of sound.
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.
SYNDACTYLOUSsyndactylous adj. (Zoology) Having the toes firmly united together for some distance, and without an intermediate web.
SYNDACTYLOUS adj. having fused digits, as do many birds and lower mammals.
TYRANNOSAURStyrannosaurs n. Plural of tyrannosaur.
TYRANNOSAUR n. a large carnivorous lizard-hipped dinosaur, common during the Cretaceous period, also TYRANNOSAURUS.
UNSEASONABLYunseasonably adv. Not in accordance with the season.
UNSEASONABLE adv. occurring at other than the proper time.

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: 77 words
  • Scrabble in French: 32 words
  • Scrabble in Spanish: 17 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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