←
Proto-Germanic *armaz (cognate)
←
Proto-Indo-European *h₂er- (root)
←
Proto-Indo-European *h₂r̥mós (inherited)
←
Proto-Indo-European *h₂er- (mention)
←
Old Prussian irmo (cognate)
←
Sanskrit ईर्म (cognate)
→
Greek αρμός (inherited)
→
Ancient Greek ἅρμα (mention)
→
Old Armenian յարմար (mention)