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"grayish" is also used as a crossword clue. If that's what you saw, the answer is often grizzly (7 letters).
Definitions
of an achromatic color of any lightness intermediate between the extremes of white and black
Word origin
From gray + -ish.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Somewhat pale-neutral”7 letters
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