Where does “siro” come from?

siro (Esperanto) comes from English sire, from Middle English sire, from Old French sire, from Vulgar Latin seior, from Latin senior, from Latin senex, from Proto-Indo-European sénos — old.

siro (Esperanto): sire

Definitions

  1. sire

Ancestry of “siro”, step by step

siro traces back through two separate lines of ancestry.

via English sire

StepLanguageWordMeaning
1EnglishsireA lord, master, or other person in authority,...
2Middle EnglishsireUsed preceding the name or title of a knight,...
3Old Frenchsirenominative singular of sieur; master, sir, lord;...
4Vulgar Latinseior
5Latinseniorolder, elder; rather old; a lord, sir; an abbot
6Latinsenexold, aged, elderly; old person, old man, old...
7Proto-Indo-Europeansénosold

via French sire

StepLanguageWordMeaning
1Frenchsiresire; lord
Every word from Proto-Indo-European sénos