Old Norse mara

← Proto-Germanic *marǭ (inherited)

← Proto-Indo-European *mer- (root)

← Old Norse marr (mention)

→ English mare (cognate)

→ English mara (borrowed)

→ Danish mare (inherited)

→ Norwegian Bokmål mare (inherited)

→ Norwegian Nynorsk mare (inherited)

→ Norwegian Nynorsk muru (mention)

→ Swedish mara (inherited)