Where does “*suɨɣn” come from?

*suɨɣn (Proto-Brythonic) comes from Latin signum, from Proto-Italic seknom, from Proto-Indo-European sek- — to cut, cut off, sever.

Ancestry of “*suɨɣn”, step by step

StepLanguageWordMeaning
1Latinsignumvisible indication: sign, mark, signal; seal,...
2Proto-Italicseknomsign
3Proto-Indo-Europeansek-to cut, cut off, sever

Words derived from “*suɨɣn

Every word from Proto-Indo-European sek-