Dame Duck's Lessons to her Ducklings ...
Middle English hacchen; akin to Middle High German heckento mate
First Known Use: 13th century
[НВ3Origin of BROOD
Middle English calu bald, from Old English; akin to Old High German kalo bald, Old Church Slavic golŭ bare
First Known Use: 1580
From Middle English calwe (“bald”), from Old English calu (“callow, bare, bald”), from Proto-Germanic *kalwaz (“bare, naked, bald”), from Proto-Indo-European*gAlw- (“naked, bald”). Cognate with West Frisian keal (“bald”), Dutch kaal (“bald”), German kahl (“bald”), Russian голый (gólyj, “nude”).
Middle English doun, from Old Norse dūnn
First Known Use: 14th century
[НВ10]Origin of MOTTLE
probably back-formation from motley
First Known Use: 1676