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There are 14 twelve-letter words containing D, I, L, N, O, P, S and U

ANEUPLOIDIESaneuploidies n. Plural of aneuploidy.
ANEUPLOIDY n. the condition of being aneuploid, having missing or extra chromosomes.
DEPLUMATIONSDEPLUMATION n. the removal of feathers.
DIAPHANOUSLYdiaphanously adv. In a diaphanous manner.
DIAPHANOUS adv. transparent, translucent.
DUPLICATIONSduplications n. Plural of duplication.
DUPLICATION n. the act of duplicating.
LIGNIPERDOUSligniperdous adj. (Zoology) Wood-destroying; said of certain insects and fungi.
LIGNIPERDOUS adj. destroying wood.
NUCLEOCAPSIDnucleocapsid n. (Biology) The core structure of a virus, consisting of nucleic acid surrounded by a coat of protein.
NUCLEOCAPSID n. the nucleic acid and surrounding protein coat in a virus.
PERDUELLIONSPERDUELLION n. (archaic) treason.
PLEURODYNIASpleurodynias n. Plural of pleurodynia.
PLEURODYNIA n. pain in the muscles of the chest or side.
POSTDILUVIANpostdiluvian adj. Postdiluvial.
postdiluvian n. One who lived after the Biblical Flood.
POSTDILUVIAN adj. pertaining to the period after the Biblical flood or any great flood.
SIPUNCULOIDSsipunculoids n. Plural of sipunculoid.
SIPUNCULOID n. a kind of marine worm with a retractile proboscis, also SIPUNCULID.
SPLENDIDIOUSsplendidious adj. (Obsolete) splendid.
SPLENDIDIOUS adj. (obsolete) splendid, also SPLENDIDOUS.
SULPHADOXINEsulphadoxine n. Alternative spelling of sulfadoxine.
SULPHADOXINE n. an antibiotic drug of the sulphonamide group, commonly used in combination with pyrimethamine to treat malaria, also SULFADOXINE.
SULPHONAMIDEsulphonamide n. (British spelling, pharmacology) Alternative spelling of sulfonamide.
SULPHONAMIDE n. an organic amide of a sulphonic acid; specifically any of the drugs derived from sulphanilamide.
SUPERORDINALsuperordinal adj. (Taxonomy) supraordinal.
SUPERORDINAL adj. relating to a superorder.

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: 81 words
  • Scrabble in French: 25 words
  • Scrabble in Spanish: 12 words
  • Scrabble in Italian: 7 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 28 words


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