Where does “search-fu” come from?

search-fu (English) comes from English search, from Middle English serchen, from Old French cerchier, from Latin circō, from Latin circā, from Latin circum, from Latin circus, from Ancient Greek κρίκος — dung, manure, filth; manure, dung, filth.

Ancestry of “search-fu”, step by step

search-fu traces back through two separate lines of ancestry.

via English search

StepLanguageWordMeaning
1EnglishsearchAn attempt to find something; The act of...
2Middle EnglishserchenTo search, to try to find; to scour; To research;...
3Old Frenchcerchierto search; to seek; to look for
4Latincircōto traverse, go about
5Latincircā
6Latincircumabout, around; in a circle, all around, on both...
7Latincircusa circular line or orbit; circle, ring; a...
8Ancient Greekκρίκοςring
9Proto-Indo-European(s)ḱer-dung, manure, filth; manure, dung, filth

via English fu

StepLanguageWordMeaning
1EnglishfuInitialism of fuck you; flux unit; A Chinese...
2Englishfuck youAn insulting and humiliating action against...
Every word from Proto-Indo-European (s)ḱer-Every word from Ancient Greek κρίκοςEvery word from Latin circus