An Etymological Dictionary of the German Language/männiglich

by Friedrich Kluge

männiglich, pron. ‘everybody,’ from MidHG. manne-gelîch, menneclîch, ‘every’; lit. manne gelîch, OHG. manno glîh, ‘each of men,’ whence OHG. manniclîch and mannolîch, ‘every, each.’ Similarly täglich is based on OHG. tagogilîh, ‘every day.’ OHG. gilîh, ‘every,’ is identical with gleich.