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

CRYPTOGRAPHISTScryptographists n. Plural of cryptographist.
CRYPTOGRAPHIST n. one who studies cryptographs.
HYPERPOLARISINGhyperpolarising v. Present participle of hyperpolarise.
HYPERPOLARISE v. to increase the difference in electric potential across a cell membrane, also HYPERPOLARIZE.
HYPERRESPONSIVEhyperresponsive adj. Involving an abnormally high degree of responsiveness.
HYPERRESPONSIVE adj. excessively responsive.
MICROSPOROPHYLLmicrosporophyll n. A leaflike organ that bears one or more microsporangia (contrast megasporophyll or macrosporophyll).
MICROSPOROPHYLL n. a specialised leaf bearing or subtending one or more microsporangia.
PEROXYSULPHURICPEROXYSULPHURIC adj. as in peroxysulphuric acid.
PORPHYROGENITESporphyrogenites n. Plural of porphyrogenite.
PORPHYROGENITE n. a Byzantine emperor's son, born in the purple.
PROTOPORPHYRINSprotoporphyrins n. Plural of protoporphyrin.
PROTOPORPHYRIN n. metal-free porphyrin derived from blood hemin.
PTERYLOGRAPHIESpterylographies n. Plural of pterylography.
PTERYLOGRAPHY n. a description of pterylae.
PYRETOTHERAPIESPYRETOTHERAPY n. medical treatment by causing fever.
PYROPHOTOGRAPHSPYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain.
PYROPHOTOMETERSPYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits.
RHOMBENPORPHYRSRHOMBENPORPHYR n. an intermediate, moderately fine-grained igneous rock with feldspar phenocrysts rhombic in section, also RHOMBENPORPHYRY, RHOMBPORPHYRY.
RHOMBPORPHYRIESRHOMBPORPHYRY n. an intermediate, moderately fine-grained igneous rock with feldspar inclusions, also RHOMBENPORPHYR, RHOMBENPORPHYRY.
RHYPAROGRAPHERSrhyparographers n. Plural of rhyparographer.
RHYPAROGRAPHER n. one who does genre or still-life pictures of sordid subjects.
RHYPAROGRAPHIESRHYPAROGRAPHY n. genre or still-life pictures of sordid subjects.
SEMIPORNOGRAPHYsemipornography n. Material that is partly or somewhat pornographic.
SEMIPORNOGRAPHY n. material approaching the pornographic.
STAPHYLORRHAPHYstaphylorrhaphy n. The operation of uniting a cleft palate by paring and bringing together the edges of the cleft.
STAPHYLORRHAPHY n. the operation of uniting a cleft palate.

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: 71 words
  • Scrabble in French: 20 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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