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There are 19 fifteen-letter words containing E, N, O, P, R, 2T and Y

COMPARTMENTALLYcompartmentally adv. One compartment at a time.
COMPARTMENTAL adv. relating to compartments.
COMPLEMENTARITYcomplementarity n. The state or characteristic of being complementary.
complementarity n. (Linguistics, philosophy, semantics) A semantic relationship between two words wherein negative use…
COMPLEMENTARITY n. the state of being complementary.
CONTEMPORANEITYcontemporaneity n. The state or characteristic of being contemporaneous.
CONTEMPORANEITY n. the state of being contemporaneous.
CRYOPROTECTANTScryoprotectants n. Plural of cryoprotectant.
CRYOPROTECTANT n. a cryoprotective substance.
ERYTHROPOIETINSerythropoietins n. Plural of erythropoietin.
ERYTHROPOIETIN n. a glycoprotein hormone that stimulates the production of red blood cells by stem cells in bone marrow.
HYPERTONICITIEShypertonicities n. Plural of hypertonicity.
HYPERTONICITY n. the condition of being hypertonic.
HYPNOTHERAPISTShypnotherapists n. Plural of hypnotherapist.
HYPNOTHERAPIST n. one who practises hypnotherapy.
INTROSPECTIVELYintrospectively adv. In an introspective manner.
INTROSPECTIVE adv. relating to introspection, also INTROSPECTIONAL.
NEUROPLASTICITYneuroplasticity n. The state or quality of being neuroplastic, of having a brain that adapts to experience.
PLENIPOTENTIARYplenipotentiary n. A person invested with full powers, especially as the diplomatic agent of a sovereign state, (originally)…
plenipotentiary adj. Invested with full power.
plenipotentiary adj. Of or relating to a plenipotentiary agent.
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.
PROPORTIONATELYproportionately adv. In a proportionate manner; with due proportion; proportionally.
PROPORTIONATE adv. in proportion.
PROSELYTISATIONproselytisation n. Alternative spelling of proselytization.
PROSELYTISATION n. the act of proselytising, also PROSELYTIZATION.
PROSELYTIZATIONproselytization n. The act or process of proselytizing.
PROSELYTIZATION n. the act of proselytizing, also PROSELYTISATION.
RONTGENOTHERAPYRONTGENOTHERAPY n. treatment by X-rays.
SEPTENTRIONALLYseptentrionally adv. (Obsolete, nonce word) northerly.
SEPTENTRIONAL adv. (obsolete) northern, also SEPTENTRIAL.
THREEPENNYWORTHthreepennyworth n. (Dated) A portion worth threepence.
THREEPENNYWORTH n. goods to the value of threepence, also THREEPENCEWORTH.
UNPRETENTIOUSLYunpretentiously adv. In a manner that is not pretentious; sincerely, without affectation.
UNPRETENTIOUS adv. free from pretension.

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


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