Where does “*fimf” come from?

*fimf (Old Dutch) comes from Proto-Germanic fimf, from Proto-Indo-European pénkʷe — five.

Ancestry of “*fimf”, step by step

StepLanguageWordMeaning
1Proto-Germanicfimffive
2Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European pénkʷe →Every word from Proto-Germanic fimf →
*fimf — Etymology, Origin & Word History | Etymology Explorer