fifteen

The story

1. Proto-Germanic · inherited from*fimftehun
2. Old English · inherited fromfīftīene
3. Middle English · inherited fromfiftene
4. English todayfifteen

PIE word *pénkʷe Etymology tree Proto-Indo-European *pénkʷe Proto-Germanic *fimf Proto-Indo-European *déḱm̥ Proto-Germanic *tehun Proto-Germanic *fimftehun Anglian Old English fīftīene Middle English fiftene English fifteen From Middle English fiftene, from Old English fīftīene, fīftēne, from Proto-Germanic *fimftehun. Cognate with West Frisian fyftjin, Dutch vijftien, German fünfzehn, Danish femten. Equivalent to five + -teen.