|  | The word  is not a valid scrabble word3 short excerpts of WikWik.org (WikWik is an online database of words defined in the English, French, Spanish, Italian, and other Wiktionnaries.)contravariance n. (Object-oriented programming) The reversal of the order of data types acted upon by an operator.contravariance n. (Category theory) A functor which reverses composition.
 (In French) contravariance n.f. (Mathématiques) Ordre inverse de données produit par un opérateur.
 25 valid words from 3 definitionsACTED AN BY CATEGORY COMPOSITION DATA DE DONNEES FUNCTOR INVERSE OBJECT OF OPERATOR ORDER ORIENTED PAR PROGRAMMING REVERSAL REVERSES THE THEORY TYPES UN UPON WHICH 4 invalid words from 3 definitionsMATHEMATIQUES OPERATEUR ORDRE PRODUIT 13 words-in-word (Words found as is inside the word.)AN ANCE AR ARIA AVA CON CONTRA ON RAV RIA VAR VARIA VARIANCE 10 words-in-word RTL (Words found written from right to left, inside the word.)AI AIR AR ART AVA NA NAIRA NO RAV VAR Scrabble scoring21 points, without game rules.
 Other languagesCategories without wordsNo anagrams (Word found by changing the order of the letters.)No cousins (Word found by changing only one letter.)No lipograms (Word found when removing only one letter.)No epentheses (Word found when adding only one letter.)No suffixes (Word found by adding one or more letters at the end of the word.)Not found in the middle (Word found by adding letters in front and at the end of the word.)No prefixes (Word found by adding one or more letters in front of the word.)No anagrams can be formed with an extra letter (New word formed with all the letters of the word and an extra letter.)No anagrams can be formed by removing a letter (New word formed with all the letters of the word minus a letter.)
 Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
 
 
 
 
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