Where does “escusson” come from?

escusson (Old French) comes from Latin scutum, from Proto-Indo-European skei-, from Proto-Indo-European sek- — to cut, cut off, sever.

Ancestry of “escusson”, step by step

StepLanguageWordMeaning
1Latinscutuma shield, especially the scutum, the large oblong...
2Proto-Indo-Europeanskei-to cut, to divide, to separate; to cut, split; to...
3Proto-Indo-Europeansek-to cut, cut off, sever
Every word from Proto-Indo-European sek- →Every word from Proto-Indo-European skei- →Every word from Latin scutum →