Etymology
1. Etymology tree
2. Proto-West Germanic *sunþ
3. Proto-Indo-European *sóh₂wl̥ ~ *sh₂wén-
4. Proto-Indo-European *-teros
5. Proto-Indo-European *sh₂ún-teros
6. Proto-Germanic *sunþraz
7. ▲
8. Proto-Germanic *sunþraz
9. Proto-Germanic *sunþrą
10. Proto-West Germanic *sunþr
11. Old English sūþ
12. Middle English south
13. English south
14. From Middle English south, from Old English sūþ, from Proto-West Germanic *sunþr (“southern”), from Proto-Germanic *sunþrą (“south”), from Proto-Indo-European *sóh₂wl̥ (“sun”).
15. Cognates
16. Cognate with Scots sooth (“south”), Yola zouth (“south”), North Frisian sööd, Süđ, süüd (“south”), Saterland Frisian Sude, Suud (“south”), West Frisian súd (“south”), Dutch zuid (“south”), German Süd (“south”), Danish syd (“south”), Faroese and Icelandic suður (“south”), Norwegian Bokmål syd, sør (“south”), Norwegian Nynorsk sør (“south”), Swedish syd, söder (“south”); also with Irish súil (“eye”), Cornish howl (“sun”), Manx sooill (“eye”), Scottish Gaelic sùil (“eye”), Welsh haul (“sun”), Latin sōl (“sun”), Ancient Greek ἥλιος (hḗlios, “sun; east; day”), Czech slunce (“sun”), Polish słońce (“sun”), Russian солнце (solnce, “sun”), Serbo-Croatian сунце, sunce (“sun”), Slovene sonce (“sun”), Latgalian saule (“sun”), Latvian saũle (“sun”), Lithuanian sáulė (“sun”), Albanian diell (“sun”), Avestan 𐬵𐬎𐬎𐬀𐬭𐬆 (huuar^ə, “sun”), Persian خور (xwar, “sun”), Ossetian хор (xor), хур (xur, “sun”), Sanskrit सूर्य (sūrya, “sun”), Tocharian A swāñce (“beam, ray”), Tocharian B swāñco (“beam, ray”). See: Frisian, Saterlandic 'Sude', Cornish '
howl'.