Having the characteristics of a brake; moving slowly or with difficulty as if being braked; tending to slow down or stop.
From brake plus the adjectival suffix -y (from Old English -ig). Emerged in the 19th century in technical and mechanical contexts.
The word 'braky' is a perfect example of how English's -y suffix transforms nouns into adjectives—we see this same pattern with brake, cloudy, rainy, and thousands of other words.
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