Where does “sic” come from?

sic (English) comes from English seek, from Middle English seke, from Old English sēċan, from Proto-West Germanic sōkijan, from Proto-Germanic sōkijaną, from Proto-Indo-European séh₂gyeti, from Proto-Indo-European seh₂g- — to seek out.

sic (English): Thus; thus written; To mark with a bracketed sic;...

Definitions

  1. Thus; thus written; To mark with a bracketed sic;...

Ancestry of “sic”, step by step

sic traces back through two separate lines of ancestry.

via English seek

StepLanguageWordMeaning
1EnglishseekTo try to find; to look for; to search for; To...
2Middle EnglishsekeAlternative form of seken
3Old Englishsēċanto seek or inquire about
4Proto-West Germanicsōkijanto seek, to look for
5Proto-Germanicsōkijanąto seek, look for
6Proto-Indo-Europeanséh₂gyetito give a sign
7Proto-Indo-Europeanseh₂g-to seek out

via Latin sīc

StepLanguageWordMeaning
1Latinsīcyes, indeed (If answering a question)
2Latinsice—
3Latinsīif, supposing that
4Proto-Italicseiso, thus
5Proto-Indo-Europeansóthis; that

Words derived from “sic”

Every word from Proto-Indo-European seh₂g- →Every word from Proto-Indo-European séh₂gyeti →Every word from Proto-Germanic sōkijaną →