An Etymological Dictionary of the German Language/Annotated/sacht

by Friedrich Kluge

sacht, adjective, ‘soft, gentle, slow, gradual,’ Modern High German only (unknown to Upper German), from Low German sacht, compare Dutch zacht; Low German and Dutch cht for High German ft. It corresponds to High German sanst, the nasal of which has disappeared even in Old Saxon sâfto, adverb, ‘softly, gently.’