Old Norse ermr

← Proto-Germanic *armijō (inherited)

← Proto-Germanic *armaz (mention)

← Proto-Indo-European *h₂erm-i(e)h₂- (inherited)

→ Danish ærme (derived)

→ Faroese ermi (derived)

→ Faroese erma (derived)

→ Icelandic ermi (derived)

→ Norwegian Bokmål erme (derived)

→ Norwegian Nynorsk erme (derived)

→ Swedish ärm (derived)