murmell
/ˈməːml/(also murmelt) Scottish (now chiefly Orkney )
verb
1 [with object] To complain of, bemoan; to lament over. In early use: †to mutter, mumble (obsolete ).
2 [no object] Of a baby: to coo, to gurgle. rare.
Origin
Mid 16th century. Probably from Old French mormeler, Old French (Picardy) murmillier to murmur from a Germanic form cognate with Old High German murmulōn; compare also Middle High German, German murmeln.