The word cograph is not a valid scrabble word

2 short excerpts of WikWik.org (WikWik is an online database of words defined in the English, French, Spanish, Italian, and other Wiktionnaries.)

  • cograph n. (Mathematics) A graph formed from another by complementation and disjoin union.
  • cograph n. (Mathematics) The dual of the graph of a function. It is an ordinate-indexed partition of the disjoint…

21 valid words from 2 definitions

AN AND ANOTHER BY COMPLEMENTATION DISJOIN DISJOINT DUAL FORMED FROM FUNCTION GRAPH INDEXED IS IT MATHEMATICS OF ORDINATE PARTITION THE UNION

3 words-in-word (Words found as is inside the word.)

COG GRAPH RAP

5 words-in-word RTL (Words found written from right to left, inside the word.)

AR GO PA PAR PARGO

40 times in the middle (New words found by adding letters in front and at the end of the word.)

ARCOGRAPHS CACOGRAPHY CACOGRAPHER CACOGRAPHIC DISCOGRAPHY ZINCOGRAPHS ZINCOGRAPHY CACOGRAPHERS CACOGRAPHIES CHALCOGRAPHY CRESCOGRAPHS DISCOGRAPHER DISCOGRAPHIC HELICOGRAPHS LEXICOGRAPHY ZINCOGRAPHER ZINCOGRAPHIC CACOGRAPHICAL CERVICOGRAPHY CHALCOGRAPHER CHALCOGRAPHIC DISCOGRAPHERS DISCOGRAPHIES LEXICOGRAPHER LEXICOGRAPHIC ZINCOGRAPHERS ZINCOGRAPHIES CHALCOGRAPHERS CHALCOGRAPHIES CHALCOGRAPHIST DISCOGRAPHICAL LEXICOGRAPHERS LEXICOGRAPHIES LEXICOGRAPHIST ZINCOGRAPHICAL CERVICOGRAPHIES CHALCOGRAPHICAL CHALCOGRAPHISTS LEXICOGRAPHICAL LEXICOGRAPHISTS

5 prefixes (New words found by adding one or more letters in front of the word.)

ARCOGRAPH ZINCOGRAPH CRESCOGRAPH HELICOGRAPH PHOTOZINCOGRAPH

2 anagrams minus one (New words formed with all the letters from the word minus a letter.)

-G CARHOP COPRAH

Scrabble scoring

  • Zero, invalid.
  • 15 points, without game rules.

Other languages

Categories without words

  • No 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.)
  • No anagrams can be formed with an extra letter (New word formed with all the letters of the word and an extra 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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