Where does “senior” come from?

senior (Interlingua) comes from Latin senior, from Latin senex, from Proto-Indo-European sénos — old.

senior (Interlingua): older; lord

Definitions

  1. older; lord

Ancestry of “senior”, step by step

StepLanguageWordMeaning
1Latinseniorolder, elder; rather old; a lord, sir; an abbot
2Latinsenexold, aged, elderly; old person, old man, old...
3Proto-Indo-Europeansénosold
Every word from Proto-Indo-European sénos →Every word from Latin senex →Every word from Latin senior →