Proto-Germanic *kōlaz

→ English cool (inherited)

→ English Colbert (derived)

→ Old English col (mention)

→ Danish køle (mention)

→ German cool (derived)

→ German kühl (mention)

→ Luxembourgish kill (derived)

→ German Low German köhl (inherited)

→ Dutch koel (inherited)

→ Saterland Frisian köil (derived)

→ Yiddish קיל (inherited)