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List of 15-letter words containing

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There are 12 fifteen-letter words containing K, O, P and S

ALEXIPHARMAKONSALEXIPHARMAKON n. an antidote to poison.
BRACHYPINAKOIDSBRACHYPINAKOID n. a pinakoid or prism parallel to the brachydiagonal.
DIPHENYLKETONESdiphenylketones n. Plural of diphenylketone.
DIPHENYLKETONE n. the aromatic ketone benzophenone.
LEUKOCYTOPENIASleukocytopenias n. Plural of leukocytopenia.
LEUKOCYTOPENIA n. a decrease in the number of leucocytes in blood.
OUTSPOKENNESSESoutspokennesses n. Plural of outspokenness.
OUTSPOKENNESS n. the state of being outspoken.
PHENAKISTOSCOPEphenakistoscope n. An early animation device consisting of a disc or drum which rotated, showing successive images through…
phénakistoscope n. Alternative form of phenakistoscope.
PHENAKISTOSCOPE n. an early form of cinematograph.
PLAINSPOKENNESSplainspokenness n. The quality of being plainspoken.
PLAINSPOKEN n. candid, frank.
POIKILOTHERMIESPOIKILOTHERMY n. the state of being cold-blooded, also POIKILOTHERMISM.
POIKILOTHERMISMpoikilothermism n. Poikilothermy.
POIKILOTHERMISM n. the state of being cold-blooded, also POIKILOTHERMY.
PYKNODYSOSTOSESPYKNODYSOSTOSIS n. a rare inherited bone disease characterized by short stature and thickening and fragility of the bones.
PYKNODYSOSTOSISpyknodysostosis n. Alternative form of pycnodysostosis.
PYKNODYSOSTOSIS n. a rare inherited bone disease characterized by short stature and thickening and fragility of the bones.
UNSPORTSMANLIKEunsportsmanlike adj. Violating the accepted standards of sportsmanship.
UNSPORTSMANLIKE adj. not characteristic of or exhibiting good sportsmanship.

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: 430 words
  • Scrabble in French: 7 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 2 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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