The word decad is a valid scrabble word, except in North America

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

  • decad n. Archaic form of decade (“period of ten years”).
  • decad n. Archaic form of decade (“group of ten”).
  • decad n. (Music) A group of ten notes from which the consonant triads may be constructed.

18 valid words from 3 definitions

ARCHAIC BE CONSONANT CONSTRUCTED DECADE FORM FROM GROUP MAY MUSIC NOTES OF PERIOD TEN THE TRIADS WHICH YEARS

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

AD CAD DE ECAD

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

ACE ACED DA DACE ED

4 cousins (New words found by changing only one letter.)

DECAF DECAL DECAN DECAY

2 lipograms (New words found when removing only one letter.)

DEAD ECAD

12 suffixes (New words found by adding one or more letters at the end of the word.)

DECADE DECADS DECADAL DECADES DECADENT DECADENCE DECADENCY DECADENTS DECADELONG DECADENCES DECADENTLY DECADENCIES

One time in the middle (New word found by adding letters in front and at the end of the word.)

UNDECADENT

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

+E DECADE
+G CADGED
+I CADDIE
+K DACKED
+N DANCED
+R CARDED
+S DECADS
+U ADDUCE

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

-C DEAD
-D ACED CADE DACE ECAD

Scrabble scoring

  • 9 points.

Probability in scrabble (Probability to draw 7 letters at the beginning of the game to build the word.)

  • Joker allowed, 1 in 442 chance (0.23%).
  • Joker not allowed, 1 in 2766 chance (0.04%).

Other languages

Categories without words

  • No anagrams (Word found by changing the order of the letters.)
  • No epentheses (Word found when adding only one letter.)
  • No prefixes (Word found by adding one or more letters in front of the word.)

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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