Brynhildr vs Brunnhilde

Brynhildr and Brunnhilde both are nouns.

Word	Noun	Adjective	Verb	Adverb
Brynhildr	Yes	No	No	No
Brunnhilde	Yes	No	No	No

As nouns, Brynhildr and Brunnhilde are synonyms defined as:

Brynhildr and Brunnhilde: a Valkyrie or a queen in the Nibelungenlied who loved the hero Siegfried; when he deceived her she had him killed and then committed suicide

Other synonyms of Brynhildr include Brunhild, Brynhild.

Brynhildr (noun)	Brunnhilde (noun)
a Valkyrie or a queen in the Nibelungenlied who loved the hero Siegfried; when he deceived her she had him killed and then committed suicide	a Valkyrie or a queen in the Nibelungenlied who loved the hero Siegfried; when he deceived her she had him killed and then committed suicide