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There are 14 twelve-letter words containing I, N, 3O, S, T and U

ANGIOSTOMOUSANGIOSTOMOUS adj. narrow-mouthed; with a mouth that is not distensible, also ANGIOSTOMATOUS.
COEVOLUTIONScoevolutions n. Plural of coevolution.
co-evolutions n. Plural of co-evolution.
COEVOLUTION n. the parallel evolution of two kinds of organisms that are interdependent, like flowers and their pollinators, and where any change in one will result in an adaptive response in the other.
COLOURATIONScolourations n. Plural of colouration.
COLOURATION n. the act of colouring; the state of being coloured, also COLORATION.
COLOURPOINTScolourpoints n. Plural of colourpoint.
COLOURPOINT n. a breed of domestic cat, also COLORPOINT.
CONVOLUTIONSconvolutions n. Plural of convolution.
CONVOLUTION n. a form or shape that is folded in curved or tortuous windings.
ICONOLATROUSiconolatrous adj. Engaging in iconolatry; worshipping images.
ICONOLATROUS adj. worshipping images.
ISOSTEMONOUSisostemonous adj. (Botany) Having the same number of stamens as petals.
ISOSTEMONOUS adj. having as many stamens as petals.
MICRODONTOUSMICRODONTOUS adj. having very small teeth, also MICRODONT.
MONOLOGUISTSmonologuists n. Plural of monologuist.
MONOLOGUIST n. one who gives monologues, also MONOLOGIST.
MONOSTICHOUSmonostichous adj. (Botany) Arranged in a single row on one side of an axis.
MONOSTICHOUS adj. in one line; in one row.
MONOTRICHOUSmonotrichous adj. Having a single flagellum.
MONOTRICHOUS adj. of bacteria, having a single flagellum, also MONOTRICHIC.
NONSOLUTIONSnonsolutions n. Plural of nonsolution.
NONSOLUTION n. something that is not a solution.
ORTHOCOUSINSorthocousins n. Plural of orthocousin.
ORTHOCOUSINS n. the children of two brothers or two sisters.
PROLOCUTIONSprolocutions n. Plural of prolocution.
PROLOCUTION n. an introductory speech or saying.

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: 52 words
  • Scrabble in French: 19 words
  • Scrabble in Spanish: 15 words
  • Scrabble in Italian: 18 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 13 words


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