Where does “coicís” come from?

coicís (Irish) comes from Old Irish cóicthiges, from Old Irish cóic, from Proto-Celtic kʷenkʷe, from Proto-Indo-European pénkʷe — five.

coicís (Irish): fortnight

Definitions

  1. fortnight

Ancestry of “coicís”, step by step

StepLanguageWordMeaning
1Old Irishcóicthiges—
2Old Irishcóicfive
3Proto-Celtickʷenkʷefive
4Proto-Indo-Europeanpénkʷefive

Words derived from “coicís”

Every word from Proto-Indo-European pénkʷe →Every word from Proto-Celtic kʷenkʷe →Every word from Old Irish cóic →