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List of 13-letter words containing

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There are 6 thirteen-letter words containing H, K, N, 2O, S and T

ARRHENOTOKIESARRHENOTOKY n. giving birth only to boys.
COCKTHROWINGScock␣throwings n. Plural of cock throwing.
COCKTHROWING n. the old sport of throwing sticks at a cock.
HETEROKARYONSheterokaryons n. Plural of heterokaryon.
HETEROKARYON n. a cell, as in the mycelium of a fungus, that contains two or more genetically unlike nuclei.
HOLOPLANKTONSHOLOPLANKTON n. organisms which remain as plankton throughout their whole life cycle.
STOCKHOLDINGSstockholdings n. Plural of stockholding.
STOCKHOLDING n. a holding of stock.
THROMBOKINASEthrombokinase n. (Biochemistry) A proteolytic enzyme that converts prothrombin into thrombin during the clotting of blood.
THROMBOKINASE n. an enzyme active in the clotting of blood, aka thromboplastin.

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: 63 words
  • Scrabble in French: 2 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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