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List of 15-letter words containing

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There are 17 fifteen-letter words containing O, R, S, 2U and Y

HYDROSULPHUROUSHYDROSULPHUROUS adj. as in hydrosulphurous acid.
ICHTHYOSAURUSESICHTHYOSAURUS n. a large fossil marine reptile, also ICHTHYOSAUR, ICHTHYOSAURIAN.
NEUROSURGICALLYneurosurgically adv. In a neurosurgical manner; with regard to, or by means of, neurosurgery.
NEUROSURGICAL adv. relating to neurosurgery.
PEROXYSULPHURICPEROXYSULPHURIC adj. as in peroxysulphuric acid.
POLYUNSATURATEDpolyunsaturated adj. (Chemistry) Of or relating to long chain organic compounds that have multiple double bonds; polyunsaturated…
polyunsaturated adj. (Nutrition, of a fat or oil) Having a chemical structure that does not easily change into cholesterol…
POLYUNSATURATED adj. having many double or triple bonds in a molecule.
POLYUNSATURATESpolyunsaturates n. Plural of polyunsaturate.
POLYUNSATURATE n. a fat that is polyunsaturated.
SOCIOCULTURALLYsocioculturally adv. In a sociocultural context.
SOCIOCULTURAL adv. of, relating to, or involving a combination of social and cultural factors.
SUBREPTITIOUSLYsubreptitiously adv. Obsolete form of surreptitiously.
SUBREPTITIOUS adv. fraudulently obtained; surreptitious.
SUBSTITUTIONARYsubstitutionary adj. Of or relating to substitution or replacement.
SUBSTITUTIONARY adj. relating to substitution.
SUBTERRANEOUSLYsubterraneously adv. In a subterraneous manner; underground.
SUBTERRANEOUS adv. subterranean.
SUPERSTITIOUSLYsuperstitiously adv. In a superstitious manner.
SUPERSTITIOUS adv. relating to superstition.
SURREPTITIOUSLYsurreptitiously adv. In a surreptitious manner; stealthily, furtively, secretly.
SURREPTITIOUS adv. done by stealth.
TYRANNOSAURUSEStyrannosauruses n. Plural of tyrannosaurus.
TYRANNOSAURUS n. a large carnivorous lizard-hipped dinosaur, common during the Cretaceous period, also TYRANNOSAUR.
UNADVENTUROUSLYunadventurously adv. In an unadventurous way.
UNADVENTUROUS adv. not adventurous, also UNADVENTROUS.
UNCEREMONIOUSLYunceremoniously adv. In an unceremonious manner, abruptly, without the due formalities.
UNCEREMONIOUS adv. not ceremonious.
UNPRETENTIOUSLYunpretentiously adv. In a manner that is not pretentious; sincerely, without affectation.
UNPRETENTIOUS adv. free from pretension.
UNTRUSTWORTHILYuntrustworthily adv. In an untrustworthy manner.
UNTRUSTWORTHY adv. not trustworthy.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 117 words
  • Scrabble in French: 6 words
  • Scrabble in Spanish: 4 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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