Middle Dutch mare

← Proto-Germanic *mēriją (inherited)

← Proto-West Germanic *mārī (inherited)

← Proto-West Germanic *marā (inherited)

← Dutch mare (link)

← Old Dutch *māri (inherited)

← Old Dutch māri (inherited)

← Old Dutch *mara (inherited)

→ Bulgarian кошмар (derived)

→ French cauchemar (derived)

→ Old French mare (borrowed)

→ Macedonian кошмар (derived)

→ Dutch maar (mention)

→ Russian кошмар (derived)

→ Serbo-Croatian кошмар (derived)