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List of 15-letter words containing

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There are 18 fifteen-letter words containing I, N, P, 2R, 2T and U

IMPERTURBATIONSIMPERTURBATION n. the state of being unperturbed.
INSTRUCTORSHIPSinstructorships n. Plural of instructorship.
INSTRUCTORSHIP n. the office of instructor.
INTERPERCEPTUALinterperceptual adj. Between acts of perception.
INTERPERCEPTUAL adj. relating to interaction between modes of perception.
INTERRUPTEDNESSinterruptedness n. The quality of being interrupted.
NEUROPROTECTIVEneuroprotective adj. That provides neuroprotection.
neuroprotective n. Any neuroprotective agent.
PARTURIFACIENTSparturifacients n. Plural of parturifacient.
PARTURIFACIENT n. an oxytocic drug or agent, used to accelerate childbirth by stimulating uterine contractions.
PRECONSTRUCTINGpreconstructing v. Present participle of preconstruct.
PRECONSTRUCT v. to construct in advance.
PRECONSTRUCTIONpreconstruction n. Work done in preparation for construction, such as of a building.
preconstruction n. A preconception or prejudice.
PRECONSTRUCTION n. construction in advance.
QUADRIPARTITIONquadripartition n. A division into four parts.
quadripartition v. (Transitive) To partition into four.
QUADRIPARTITION n. division into four parts.
SUPERNATURALISTsupernaturalist n. A person who believes in the supernatural.
supernaturalist n. An advocate of supernaturalism.
SUPERNATURALIST n. relating to supernaturalism.
SUPERNUTRITIONSSUPERNUTRITION n. exceptional nutrition.
SUPERSATURATINGsupersaturating v. Present participle of supersaturate.
SUPERSATURATE v. to add to (a solution) beyond saturation.
SUPERSATURATIONsupersaturation n. (Physics) The condition of a solution being more highly concentrated than is normally possible.
supersaturation n. (Physics) the condition of a vapour having a higher saturation vapour pressure than is normally possible.
supersaturation n. (Physiology) The condition of a solution of gases in a tissue having a higher concentration in terms…
SUPERSTRUCTIONSsuperstructions n. Plural of superstruction.
SUPERSTRUCTION n. the act of superstructing.
TETRASPORANGIUMtetrasporangium n. (Botany) A sporangium that produces tetraspores.
TETRASPORANGIUM n. the sporangium in which tetraspores are formed.
UNINTERPRETABLEuninterpretable adj. Unable to be interpreted.
UNINTERPRETABLE adj. not interpretable.
UNINTERRUPTEDLYuninterruptedly adv. Without interruption.
UNINTERRUPTED adv. not interrupted.
UNPROPORTIONATEunproportionate adj. Not proportionate; disproportionate.
UNPROPORTIONATE adj. not proportionate.

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: 131 words
  • Scrabble in French: 58 words
  • Scrabble in Spanish: 10 words
  • Scrabble in Italian: 11 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 120 words


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