Dusty

wiktionary

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From Middle English dusty, dusti, from Old English dūstiġ, dystiġ, dȳstiġ(“dusty”), equivalent to dust +‎ -y. Cognate with Dutch donzig(“cottony, downy, woolly”), German dunstig(“hazy, misty”).

etymonline

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dusty (adj.)

early 13c., "filled, covered, or sprinkled with dust," from Old English dustig; see dust (n.) + -y (2). As "of the hue of dust; cloudy" from 1670s. Related: Dustiness.