An Etymological Dictionary of the German Language/Annotated/gicksen

by Friedrich Kluge

gicksen, verb, from the equivalent Middle High German giksen (gëksen), ‘to sigh,’ Old High German gicchaȥȥen; from an onomatopoetic root gik, with a frequentative suffix sen (Old High German aȥȥen, azzen, Gothic atjan).