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There are 15 thirteen-letter words containing 2D, 2E, H, R and Y

BUTYRALDEHYDEbutyraldehyde n. (Organic chemistry) The aliphatic aldehyde CH3-CH2-CH2-CHO derived from butane.
BUTYRALDEHYDE n. either of two aldehydes used esp. in making synthetic resins.
CLEARHEADEDLYclearheadedly adv. In a clearheaded manner.
CLEARHEADED adv. having or showing a clear understanding.
COLDHEARTEDLYcoldheartedly adv. Alternative spelling of cold-heartedly.
cold-heartedly adv. In a cold-hearted manner.
COLDHEARTED adv. marked by lack of sympathy, interest, or sensitivity.
DEHYDROGENASEdehydrogenase n. (Biochemistry) Any of several enzymes that catalyze the removal of hydrogen (a proton) from biological compounds.
DEHYDROGENASE n. an enzyme that accelerates the removal of hydrogen from metabolites and its transfer to other substances.
DEHYDROGENATEdehydrogenate v. (Chemistry, transitive) To remove hydrogen from (a substance).
DEHYDROGENATE v. to remove the hydrogen from.
DEHYDROGENISEdehydrogenise v. Alternative spelling of dehydrogenize.
DEHYDROGENISE v. to remove hydrogen from, also DEHYDROGENIZE.
DEHYDROGENIZEdehydrogenize v. To dehydrogenate.
DEHYDROGENIZE v. to remove the hydrogen from, also DEHYDROGENISE.
DOWNHEARTEDLYdownheartedly adv. In a downhearted manner.
down-heartedly adv. Alternative form of downheartedly.
DOWNHEARTED adv. downcast, dejected.
FORMALDEHYDESformaldehydes n. Plural of formaldehyde.
FORMALDEHYDE n. a formic aldehyde, formalin.
HARDHEARTEDLYhardheartedly adv. In a hardhearted manner.
hard-heartedly adv. Alternative form of hardheartedly.
HARDHEARTED adv. lacking compassion.
HYDROPEROXIDEhydroperoxide n. (Organic chemistry) any mono-substituted derivative of hydrogen peroxide - ROOH.
HYDROPEROXIDE n. a compound containing an O2H group.
HYPEREXTENDEDhyperextended adj. Extremely long; extended greatly.
hyperextended v. Simple past tense and past participle of hyperextend.
HYPEREXTEND v. to extend so that the angle between bones of a joint is greater than normal.
KINDHEARTEDLYkindheartedly adv. In a kindhearted manner.
kind-heartedly adv. Alternative form of kindheartedly.
KINDHEARTED adv. having or showing a sympathetic nature.
UNDERHANDEDLYunderhandedly adv. In an underhanded manner.
under-handedly adv. Alternative form of underhandedly.
UNDERHANDED adv. devious.
WRONGHEADEDLYwrongheadedly adv. In a wrongheaded manner.
wrong-headedly adv. Alternative spelling of wrongheadedly.
WRONGHEADED adv. stubborn in adherence to wrong opinion or principles.

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: 100 words
  • Scrabble in French: 16 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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