←
Proto-Germanic *arsaz (inherited)
←
Proto-West Germanic *ars (inherited)
←
Old High German ars (cognate)
←
Proto-Indo-European *h₁orsos (inherited)
←
Old Norse ars (cognate)
←
Old Norse rass (mention)
←
Old Frisian ers (cognate)
←
Old Saxon ars (cognate)
←
Old Armenian ոռ (cognate)
→
Middle English ars (mention)