སེང་ག་གླིང (Tibetan) comes from Tibetan སེང་གེ, from Sanskrit सिंह, from Proto-Indo-Aryan sinźʰás, from Proto-Indo-Iranian sinȷ́ʰás, from Proto-Indo-European *sinǵʰós-.
Ancestry of “སེང་ག་གླིང”, step by step
སེང་ག་གླིང traces back through two separate lines of ancestry.