Where does “plenipotentiarius” come from?

plenipotentiarius (Medieval Latin) comes from Classical Latin plēnipotēns, from Latin potēns, from Latin posse, from Latin potis, from Proto-Italic potis, from Proto-Indo-European pótis, from Proto-Indo-European ph₃tis, from Proto-Indo-European peh₃- — to drink.

plenipotentiarius (Medieval Latin): having full power

Definitions

  1. having full power

Ancestry of “plenipotentiarius”, step by step

StepLanguageWordMeaning
1Classical Latinplēnipotēns
2Latinpotēnsbeing able (to), able; potent, mighty, strong, powerful
3Latinpossepresent active infinitive of possum  "to be able...
4Latinpotisable, capable, possible
5Proto-Italicpotismaster, in control of
6Proto-Indo-Europeanpótismaster, ruler; husband
7Proto-Indo-Europeanph₃tis
8Proto-Indo-Europeanpeh₃-to drink

Words derived from “plenipotentiarius

Every word from Proto-Indo-European peh₃-Every word from Proto-Indo-European ph₃tisEvery word from Proto-Indo-European pótis