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List of 12-letter words containing

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There are 14 twelve-letter words containing I, M, O, P, S, U and Y

AMPHIBIOUSLYamphibiously adv. In the manner of an amphibian.
amphibiously adv. In an amphibious manner.
AMPHIBIOUS adv. adapted for both land and water.
APODYTERIUMSapodyteriums n. Plural of apodyterium.
APODYTERIUM n. an undressing-room at a Roman bath.
COMPULSIVELYcompulsively adv. In a compulsive manner; obsessively.
COMPULSIVE adv. driven by an ungovernable impulse.
COMPULSIVITYcompulsivity n. Compulsion.
COMPULSIVITY n. the quality of being compulsive.
COMPULSORILYcompulsorily adv. In a compulsory manner.
COMPULSORY adv. obligatory.
HYPOGASTRIUMhypogastrium n. An area of the human abdomen residing below the umbilicus.
HYPOGASTRIUM n. (Latin) the lower middle abdominal region.
IMPERVIOUSLYimperviously adv. In an impervious manner; impenetrably; impermeably.
IMPERVIOUS adv. not allowing entrance or passage, also IMPERVIABLE.
PITYROSPORUMPityrosporum prop.n. Former name of Malassezia (“fungus genus”).
PITYROSPORUM n. a yeastlike fungus which can cause pityriasis.
PNEUMOCYSTISpneumocystis n. (Pathology) A parasitic fungal organism of the genus Pneumocystis, in humans specifically Pneumocystis jorevicii.
Pneumocystis prop.n. A taxonomic genus within the family Pneumocystidaceae – fungi first thought to be protozoa, including…
PNEUMOCYSTIS n. any protozoan of the genus Pneumocystis, esp. P. carinii, which is a cause of pneumonia.
POLYOMAVIRUSpolyomavirus n. Any of the papovaviruses, in family Polyomaviridae, that induce a wide variety of tumours in newborn animals.
Polyomavirus prop.n. (Archaic) A taxonomic genus within the family Polyomaviridae – now split into genera Alphapolyomavirus…
PRASEODYMIUMpraseodymium n. A chemical element (symbol Pr) with an atomic number of 59, a soft, silvery, malleable and ductile metal…
PRASEODYMIUM n. a chemical element, a metal with green salts, isolated from the once-supposed element didymium.
PROGYMNASIUMprogymnasium n. In Germany, a classical school without the higher classes; a school preparatory to a gymnasium.
PROGYMNASIUM n. in Germany, a gymnasium for pupils up to age 16 only, at which university entrance qualifications are not obtainable.
PSEUDONYMITYpseudonymity n. The state of being pseudonymous, of hiding one’s true identity behind a pseudonym.
PSEUDONYMITY n. the state of being pseudonymous.
SUBOPTIMALLYsuboptimally adv. In a less than optimal manner.

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: 50 words
  • Scrabble in French: 12 words
  • Scrabble in Spanish: 2 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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