Where does “auf süß” come from?

auf süß (German) comes from German süß, from Middle High German süezi, from Old High German suozī, from Old High German -ī, from Proto-West Germanic -ī, from Proto-Germanic -į̄, from Proto-Indo-European -íh₂, from Proto-Indo-European -h₂ — Creates collective nouns, which refer to groups...

Ancestry of “auf süß”, step by step

auf süß traces back through two separate lines of ancestry.

via German süß

StepLanguageWordMeaning
1Germansüßsweet; cute; Geschmack; bitter, salzig, sauer,...
2Middle High Germansüezi
3Old High Germansuozīsweet
4Old High German-ness
5Proto-West Germanic-ness, -th
6Proto-Germanic-į̄-th
7Proto-Indo-European-íh₂
8Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

via German auf

StepLanguageWordMeaning
1Germanaufon, upon; on, onto, up; on
2Middle High Germanūfon, upon
3Old High Germanūfup
4Proto-Germanicuppup, upwards
5Proto-Germanicubunder
6Proto-Indo-Europeanupóunder, below
7Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European -h₂Every word from Old High German Every word from Proto-Germanic -į̄