Where does “self-survival” come from?

self-survival (English) comes from English survival, from English survive, from Latin supervīvō, from Latin super-, from Latin super, from Latin eks-uper, from Proto-Indo-European upéri, from Proto-Indo-European upér.

Ancestry of “self-survival”, step by step

StepLanguageWordMeaning
1EnglishsurvivalThe fact or act of surviving; continued existence...
2EnglishsurviveOf a person, to continue to live; to remain...
3Latinsupervīvōto outlive
4Latinsuper-super-; over, above
5Latinsuper"accusative" above, on the top of, upon;...
6Latineks-uper
7Proto-Indo-Europeanupérialternative reconstruction of *upér
8Proto-Indo-Europeanupérabove; over
9Proto-Indo-Europeanupóunder, below
10Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European h₃ewp-