Webster’s Revised Unabridged Dictionary · 1913
Queachy
Queach′y, a. 1. Yielding or trembling under the feet, as moist or boggy ground; shaking; moving. "The queachy fens." "Godwin's queachy sands." Drayton.
2. Like a queach; thick; bushy. [Obs.] Cockeram.