QUE'ACHY, adjective [from queach.] 1. Shaking; moving, yielding or trembling under the feet, as moist or boggy ground. The queachy fens. Godwin's queachy sands. [This word is still in use in New England, and if the word is from the root of quick, we recognize the application of it in quicksand.] 2. Thick; bushy. [Not in use.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI