Where does “ark” come from?

ark (Old Swedish) comes from Middle Low German ark, from Latin arcus, from Latin solium, from Proto-Indo-European sodyom, from Proto-Indo-European sḗd- — to sit.

Ancestry of “ark”, step by step

ark traces back through two separate lines of ancestry.

via Middle Low German ark

StepLanguageWordMeaning
1Middle Low Germanark
2Latinarcusarc, arch; bow; rainbow
3Latinsoliumseat, chair; throne, chair of state, official...
4Proto-Indo-Europeansodyom
5Proto-Indo-Europeansḗd-to sit

via Latin arca

StepLanguageWordMeaning
1Latinarcachest, box, coffer, safe; coffin; ark
2LatinarceoI shut up, enclose; box in; I keep off, ward off;...
3Proto-Italicarkeōto contain
4Proto-Indo-Europeanh₂erk-to protect, guard, hold, lock

Words derived from “ark

Every word from Proto-Indo-European sḗd-Every word from Proto-Indo-European sodyomEvery word from Latin solium