Where does “fourteenfold” come from?
fourteenfold (English) comes from English fourteen, from Middle English fourtene, from Old English fēowertīene, from Proto-Germanic fedurtehun, from Proto-Germanic fedwōr, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
fourteenfold (English): By a factor of fourteen
Ancestry of “fourteenfold”, step by step