An Etymological Dictionary of the German Language/lodern

by Friedrich Kluge

lodern, vb., ‘to blaze, flare,’ first occurs in early ModHG.; lit. perhaps ‘to spring up (of plants}’; a LG. word. Comp. Westphal. lodern, ‘to grow luxuriantly,’ to which OHG. lota, ‘young shoot,’ is allied; for the root lud see under Leute.