German brummen

← Proto-Germanic *brummōną (derived)

← Middle High German brummen (inherited)

← Proto-Indo-European *bʰrem- (root)

→ English brim (cognate)

→ German brummig (suffix)

→ German Brummer (suffix)

→ German Gebrumm (prefix)

→ German Brummbär (compound)

→ German brammeln (mention)

→ German Brummi (affix)

→ Dutch brommen (borrowed)

→ Pennsylvania German brumme (cognate)