[costosir]
variante(s): costozir
v.
a. 'garder, élever'
L: PassS 505 (‑z‑)
b. 'soigner'
D: 1200 Toulousain ⊂ ChartPrB 332,4 (‑z‑)
FEW 2:1595b [ᴄᴜ̆ѕᴛᴏᴅɪ̄ʀᴇ].
→ custodir