Where does “kʷinkʷe” come from?

kʷinkʷe (Proto-Celtic) comes from Proto-Indo-European pénkʷe — five.

Ancestry of “kʷinkʷe”, step by step

StepLanguageWordMeaning
1Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European pénkʷe