Where does “słoneczko” come from?

słoneczko (Polish) comes from Polish słonko, from Polish słońce, from Proto-Slavic sъlnьce, from Proto-Balto-Slavic *súlˀnis, from Proto-Indo-European sóh₂wl̥ — sun.

Ancestry of “słoneczko”, step by step

StepLanguageWordMeaning
1Polishsłonkodear, honey, sweetheart
2Polishsłońcesun
3Proto-Slavicsъlnьcesun
4Proto-Balto-Slavic*súlˀnissun
5Proto-Indo-Europeansóh₂wl̥sun
Every word from Proto-Indo-European sóh₂wl̥ →Every word from Proto-Balto-Slavic *súlˀnis →Every word from Proto-Slavic sъlnьce →
słoneczko — Etymology, Origin & Word History | Etymology Explorer