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List of 12-letter words containing

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There are 13 twelve-letter words containing N, O, P, S and 2Y

CHYMOTRYPSINchymotrypsin n. An endopeptidase enzyme that cleaves peptides at the carboxyl side of tyrosine, tryptophan, and phenylalanine…
CHYMOTRYPSIN n. rennin.
CRYPTONYMOUScryptonymous adj. Relating to, or published under, a cryptonym.
CRYPTONYMOUS adj. like a cryptonym, a secret name.
HYDROPHYTONSHYDROPHYTON n. the coenosarc of a hydroid colony.
HYMENOPLASTYhymenoplasty n. (Medicine) Plastic surgery affecting a woman’s hymen, usually involving reconstruction to the unbroken…
HYMENOPLASTY n. surgical reconstruction of the hymen to give the appearance of virginity, usually for religious or cultural reasons.
LARYNGOSCOPYlaryngoscopy n. The examination of the throat using a laryngoscope.
LARYNGOSCOPY n. examination by use of a laryngoscope.
PARONYMOUSLYparonymously adv. In a paronymous way.
PARONYMOUS adv. having the nature of a paronym.
PHYCOCYANINSphycocyanins n. Plural of phycocyanin.
PHYCOCYANIN n. any of various bluish-green protein pigments in the cells of cyanobacteria.
POLYSTYRENESpolystyrenes n. Plural of polystyrene.
POLYSTYRENE n. a polymer of styrene.
POLYSYNAPTICpolysynaptic adj. (Of a reflex or impulse) of or involving multiple synapses.
POLYSYNAPTIC adj. involving two or more synapses in the central nervous system.
POLYSYNDETONpolysyndeton n. (Rhetoric) The use of many conjunctions to achieve an overwhelming effect in a sentence.
POLYSYNDETON n. the rhetorical device of repeating a conjunction for emphasis, as in 'it was red and yellow and pink and orange and blue!'.
PSEUDONYMITYpseudonymity n. The state of being pseudonymous, of hiding one’s true identity behind a pseudonym.
PSEUDONYMITY n. the state of being pseudonymous.
SYNAPOMORPHYsynapomorphy n. (Cladistics) A derived trait that is shared by two or more taxa of shared ancestry.
SYNOPTICALLYsynoptically adv. In a synoptic manner.
synoptically adv. With reference to a synopsis.
SYNOPTICAL adv. relating to a synopsis.

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: 75 words
  • Scrabble in French: 10 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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