Where does “cossa” come from?

cossa (Old Irish) comes from Old Irish co, from Proto-Celtic kom, from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt, from Old High German kuti, from Proto-West Germanic kwidu — to bend; curve; arch; vault; to bow, bend, arch,...

cossa (Old Irish): to the, toward the neuter accusative singular

Definitions

  1. to the, toward the neuter accusative singular

Ancestry of “cossa”, step by step

cossa traces back through two separate lines of ancestry.

via Old Irish co

StepLanguageWordMeaning
1Old Irishcowith; how?; to, toward
2Proto-Celtickomwith, co-
3Proto-Indo-Europeanḱómbeside, near, by, with
4Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
5Middle Englishkyt
6Germankittputty certain kinds of cement used for fixing e.g. window panes
7Old High Germankuti
8Proto-West Germanickwidugum, resin
9Proto-Germanickweduzresin
10Proto-Indo-Europeangʷet-resin, gum; to say, speak
11Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via Old Irish a

StepLanguageWordMeaning
1Old Irishanominative/accusative singular neuter of in; that...
2Proto-CelticO (vocative particle)
3Proto-Indo-Europeanōoh, ah
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz