Where does “pymp” come from?

pymp (Middle Welsh) comes from Old Welsh pimp, from Proto-Brythonic pɨmp, from Proto-Celtic kʷenkʷe, from Proto-Indo-European pénkʷe — five.

Ancestry of “pymp”, step by step

StepLanguageWordMeaning
1Old Welshpimp—
2Proto-Brythonicpɨmpfive
3Proto-Celtickʷenkʷefive
4Proto-Indo-Europeanpénkʷefive

Words derived from “pymp”

Every word from Proto-Indo-European pénkʷe →Every word from Proto-Celtic kʷenkʷe →Every word from Proto-Brythonic pɨmp →