Where does “self-circumcision” come from?

self-circumcision (English) comes from English circumcision, from Latin circumcisio, from Latin circumcido, from Latin circum-, from Latin circum, from Latin circus, from Ancient Greek κρίκος, from Proto-Indo-European (s)ḱer- — dung, manure, filth; manure, dung, filth.

Ancestry of “self-circumcision”, step by step

self-circumcision traces back through two separate lines of ancestry.

via English circumcision

StepLanguageWordMeaning
1EnglishcircumcisionThe surgical removal of the foreskin of the...
2Latincircumcisiocircumcision, a cutting around
3LatincircumcidoI cut around, make an incision around, clip,...
4Latincircum-circum- round, about
5Latincircumabout, around; in a circle, all around, on both...
6Latincircusa circular line or orbit; circle, ring; a...
7Ancient Greekκρίκοςring
8Proto-Indo-European(s)ḱer-dung, manure, filth; manure, dung, filth

via English Self

StepLanguageWordMeaning
1EnglishSelfHimself, herself, itself, themself, themselves; that specific (person mentioned)
2Middle EnglishsalveAlternative form of sauf
3Old Englishsealfsalve
4Proto-West Germanicsalbusalve, ointment
5Proto-Germanicsalbōsalve, ointment
6Proto-Indo-Europeansolp-éh₂
7Proto-Indo-Europeanselp-fat, oil
Every word from Proto-Indo-European (s)ḱer-