The clue "Protein source" last appeared in the USA Today crossword on January 23, 2021. The correct answer for this puzzle is "SOY", a 3-letter word.
Solution SOY is our most searched for solution by our visitors. Solution SOY is 3 letters long. We have 2 further solutions of the same word length.
There are 11 solutions. The longest is LEGUMES with 7 letters, and the shortest is EGG with 3 letters.
Not at the moment. Currently trending: Faithful, hemmed in, Wharf, Cut and Stride.
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Solutions are between 3 and 7 letters long.