Where does “Roback” come from?

Roback (English) comes from English Roebuck, from Middle English roobukke, from Middle English bukke, from Old English būc, from Proto-West Germanic *būk, from Proto-Germanic būkaz, from Proto-Indo-European bʰōw- — to inflate, swell; to swell, grow, thrive, be,...

Ancestry of “Roback”, step by step

Roback traces back through two separate lines of ancestry.

via English Roebuck

StepLanguageWordMeaning
1EnglishRoebuckA male roe deer
2Middle Englishroobukkeroebuck
3Middle Englishbukkemale goat; male deer or roe
4Old Englishbūcbelly, stomach; belly, stomach, pitcher; belly,...
5Proto-West Germanic*būk
6Proto-Germanicbūkazbelly, abdomen; body
7Proto-Indo-Europeanbʰōw-to inflate, swell; to swell, grow, thrive, be,...

via Polish Robak

StepLanguageWordMeaning
1PolishRobakworm
2Proto-Slavicxrobakъgrub larva of beetles and other insects
Every word from Proto-Indo-European bʰōw-Every word from Proto-Germanic būkazEvery word from Proto-West Germanic *būk