Yours, Etc.: Origins and Uses of 8 Sign-Offs
also mouldwarp, early 14c., moldewarp, from Proto-Germanic *moldo-worpo(n)-, literally "earth-thrower," from to Old English molde "earth, soil" (see mole (2) + weorpan "to throw" (see warp (v.)). Common Germanic, cf. Old Saxon moldwerp, Dutch mulworp, Norwegian moldvarp, Danish muldvarp, Old High German multwurf, German Maulwurf (influenced by Maul "mouth").