Where does “előírt” come from?

előírt (Hungarian) comes from Hungarian előír, from Hungarian ír, from German Ire, from English Irish, from Middle English Irisce, from Old English Īras, from Old Norse Írar, from Old Irish Ériu — fat, milk.

Ancestry of “előírt”, step by step

StepLanguageWordMeaning
1Hungarianelőírto prescribe
2Hungarianírto write; to burn; Irish
3GermanIreIrishman
4EnglishIrishThe Goidelic language indigenous to Ireland, also...
5Middle EnglishIrisce
6Old EnglishĪrasIrishmen
7Old NorseÍrarIrishmen
8Old IrishÉriuIreland
9Primitive Irish*Īweriū
10Proto-CelticΦīweryū
11Proto-Indo-EuropeanpiHweryon-
12Proto-Indo-EuropeanpeyH-fat, milk
Every word from Proto-Indo-European peyH-Every word from Proto-Indo-European piHweryon-Every word from Proto-Celtic Φīweryū