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List of 13-letter words containing

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There are 2 thirteen-letter words containing 2N, O, P, R, T and X

XANTHOPTERINExanthopterine n. Alternative form of xanthopterin.
XANTHOPTERINE n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERIN.
XANTHOPTERINSxanthopterins n. Plural of xanthopterin.
XANTHOPTERIN n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERINE.

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: 23 words
  • Scrabble in French: 3 words
  • Scrabble in Spanish: 2 words
  • Scrabble in Italian: 2 words
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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