progenitor
variante(s): projenitor
n. m.
'aïeul, ancêtre, père'
L: SElzC 76,4–5 (= Pans3 «1420»)
D: 14e s. ⊂ ManConsLimS 46,17 (‑jen‑)
FEW 9:435b [ᴘʀᴏɢᴇɴɪᴇѕ].