Where does “Sunniva” come from?

Sunniva (Norwegian) comes from Old English sunne, from Proto-West Germanic sunnā, from Proto-Germanic sunnǭ, from Proto-Indo-European sh̥₂uén, from Proto-Indo-European sóh₂wl̥ — sun.

Ancestry of “Sunniva”, step by step

Sunniva traces back through two separate lines of ancestry.

via Old English sunne

StepLanguageWordMeaning
1Old Englishsunnesun
2Proto-West Germanicsunnāsun
3Proto-Germanicsunnǭthe sun
4Proto-Indo-Europeansh̥₂uénsun; the Sun
5Proto-Indo-Europeansóh₂wl̥sun

via Old English ġifu

StepLanguageWordMeaning
1Old Englishġifugift
Every word from Proto-Indo-European sóh₂wl̥ →Every word from Proto-Indo-European sh̥₂uén →Every word from Proto-Germanic sunnǭ →