In the 19th century, Sophus Bugge stuck strictly to this reading, proposing a complex compound based on Germanic *Sin-naχt-gund, i.e. "the night-walking one".
According to Simek, the historical record lacks evidence for any cult of personified celestial bodies among the ancient Germanic peoples.
[4] The amended Sinthgunt presupposes a Proto-Germanic compound *Senþa-gunþjō, the first element meaning "raid, (military) campaign", the second one "fight".
This interpretation fits nicely with other Old High German female names such as Sindhilt (from *Senþa-χilðijō, with its second element also meaning "fight", cf.
[9] Stefan Schaffner and Heiner Eichner more recently agreed with him, based on Günter Müller's paper on the valkyries' healing powers.