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List of 15-letter words containing

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There are 13 fifteen-letter words containing 2E, F, I, N and Y

GYROFREQUENCIESgyrofrequencies n. Plural of gyrofrequency.
GYROFREQUENCY n. the frequency with which a charged particle (as an electron) executes spiral gyrations in moving obliquely across a magnetic field.
HYPEREFFICIENCYSorry, definition not available.
HYPERFEMININITYhyperfemininity n. The condition of being extremely feminine; excessive femininity.
INDEFEASIBILITYindefeasibility n. The state or quality of being indefeasible, of being incapable of being defeated.
INDEFEASIBILITY n. the state of being indefeasible.
INDEFECTIBILITYindefectibility n. The quality of being indefectible.
INDEFECTIBILITY n. the state of being indefectible.
INDEFENSIBILITYindefensibility n. The quality or state of not being defensible.
INDEFENSIBILITY n. the state of being indefensible.
INEFFACEABILITYineffaceability n. Quality of being ineffaceable.
INEFFACEABILITY n. the state of being ineffaceable.
INTERFRATERNITYinterfraternity adj. Between fraternities.
INTERFRATERNITY n. between fraternities.
OVERCONFIDENTLYoverconfidently adv. In an overconfident manner.
OVERCONFIDENT adv. excessively confident.
OVERIDENTIFYINGoveridentifying v. Present participle of overidentify.
OVERIDENTIFY v. to identify to excess.
PREFERENTIALITYpreferentiality n. The condition of being preferential.
PREFERENTIALITY n. the state of being preferential.
SPLENDIFEROUSLYsplendiferously adv. In a splendiferous manner.
SPLENDIFEROUS adv. splendid.
SUPEREFFICIENCYsuperefficiency n. The quality of being superefficient.
SUPEREFFICIENCY n. the state of being superefficient.

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: 166 words
  • Scrabble in French: 7 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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