Is PROTO a Wordle Word?

Yes. PROTO is a valid Wordle word.

It is not on the Wordle answer list, so it is unlikely to be a daily answer.

What does PROTO mean?

adjective

  1. Prototypical; preceding the proper beginning of something

Definition from Wiktionary, available under the CC BY-SA license.

PROTO in Wordle

Starter word rating
WeakIn the top 66% of all valid Wordle words for testing common letters.
Vowels
O
Unique letters
4 of 5Repeats O
Common letters
R, O, T

Letter ratings use how often each letter appears in Wordle answers.

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Practice with PROTO