Opener Lab

Compare DUFUS

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DUFUS F
77.8%
of words eliminated

How DUFUS performs

Played first, DUFUS removes about 77.8% of the possible-answer list on average and scores 3.17 bits of information. Its first-turn information ranks #14,461 out of 14,855 Wordle guesses tested. It is not on the possible-answer list, but it can still be useful because of the feedback groups it creates.

Tried against 1,858 past Wordle answers, DUFUS left an average of 529 possible answers standing after the first guess. Its largest group in that replay came on July 18, 2026, when the answer was BOOTH and 989 candidates survived.

First-guess odds

OutcomeDUFUS
First-turn solve*0%
At least one green17.6%
Any green or yellow58.1%
Whole row gray41.9%
Worst case answers left989

*Treating every word in the possible-answer list as equally likely.