Hidden inside koob sit book and kobo, four-letter plays tied at the top of this rack with 10 points in Scrabble apiece. In all, 6 valid words come out of this rack, grouped by length below and checked for Words With Friends as well as Scrabble.
KOOB isn’t a word itself: it unscrambles to BOOK and KOBO.
book and kobo tie for the highest Scrabble score from koob at 10 points. The top 6 of 6 words are shown here, with the full list organized by length below.
Rearranging the letters in koob produces 2 valid four-letter words. If a familiar word is all you need, start with book. For points, the strongest plays are book and kobo — each worth 10 points in Scrabble.
Swap a single tile in koob and you get a different four-letter rack with its own word list. None of these appear in the results above — they share 3 of the 4 letters, not all of them.
The highest-scoring plays from these letters are book and kobo, worth 10 points in Scrabble, and nothing else built from koob earns more points in Scrabble. Words With Friends prices the same letters differently, so the top of the list changes on a Words With Friends board. Both scores count tile values only and exclude premium squares.
The letters in koob produce 6 valid words in the Scrabble and Words With Friends dictionaries. The word count by length is: 2 four-letter words, 2 three-letter words and 2 two-letter words.