Where does “senyoryte” come from?

senyoryte (Middle English) comes from Medieval Latin senioritas, from Latin senior, from Latin senex, from Proto-Indo-European sénos — old.

Ancestry of “senyoryte”, step by step

Step	Language	Word	Meaning
1	Medieval Latin	senioritas	—
2	Latin	senior	older, elder; rather old; a lord, sir; an abbot
3	Latin	senex	old, aged, elderly; old person, old man, old...
4	Proto-Indo-European	sénos	old

senyoryte — Etymology, Origin & Word History | Etymology Explorer