Where does “Southern Leyte” come from?

Southern Leyte (English) comes from English Southern, from Old English sūþerne, from Proto-Germanic sunþrōnijaz, from Proto-Indo-European sóh₂wl̥ — sun.

Ancestry of “Southern Leyte”, step by step

Southern Leyte traces back through two separate lines of ancestry.

via English Southern

StepLanguageWordMeaning
1EnglishSouthernfrom or pertaining to the southern part of any...
2Old Englishsūþernesouthern, southerly, coming from the south; of...
3Proto-Germanicsunþrōnijazsouthern
4Proto-Indo-Europeansóh₂wl̥sun

via English Leyte

StepLanguageWordMeaning
1EnglishLeyte
Every word from Proto-Indo-European sóh₂wl̥Every word from Proto-Germanic sunþrōnijazEvery word from Old English sūþerne