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List of 12-letter words containing

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There are 9 twelve-letter words containing H, K, O, R and Y

HETEROKARYONheterokaryon n. (Biology) A cell having two or more genetically different nuclei.
HETEROKARYON n. a cell, as in the mycelium of a fungus, that contains two or more genetically unlike nuclei.
HOLIDAYMAKERholidaymaker n. (Britain) someone who is on holiday.
holiday-maker n. (Britain) Someone who is on holiday.
HOLIDAYMAKER n. someone on holiday.
HONEYSUCKERShoneysuckers n. Plural of honeysucker.
HONEYSUCKER n. another name for the honeyeater.
HYDROCRACKEDhydrocracked v. Simple past tense and past participle of hydrocrack.
hydrocracked adj. That has been subjected to hydrocracking.
HYDROCRACK v. to crack hydrocarbons in the presence of hydrogen.
HYDROCRACKERhydrocracker n. (Organic chemistry) A chemical engineering plant in which hydrocracking takes place.
HYDROCRACKER n. one engaged in hydrocracking.
HYDROKINETIChydrokinetic adj. Of or pertaining to hydrokinetics.
hydrokinetic adj. Of or pertaining to the kinetic energy of moving fluids.
HYDROKINETIC adj. of or relating to the motions of fluids or the forces which produce or affect such motions, also HYDROKINETICAL.
KERATOPHYRESkeratophyres n. Plural of keratophyre.
KERATOPHYRE n. a fine-grained soda trachyte.
KYMOGRAPHIESkymographies n. Plural of kymography.
KYMOGRAPHY n. using a kymograph, an instrument for recording fluid pressure.
LOCKSMITHERYlocksmithery n. The work of a locksmith.
LOCKSMITHERY n. the craft of the locksmith.

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: 133 words
  • Scrabble in French: 2 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 1 word


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