Where does “senior” come from?

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

senior (French): senior; elderly person

Definitions

  1. senior; elderly person

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

Words derived from “senior”

Every word from Proto-Indo-European sénos →Every word from Latin senex →Every word from Latin senior →
senior — Etymology, Origin & Word History | Etymology Explorer