ivęrn, invęrn, uvęrn, vęrn
LvP
s. m.
'hiver'
Rn 3:577b [ivern, yvern ]; Lv 4:240a [ivern]
FEW 4:418b [ʜɪ̄ʙᴇ̆ʀɴᴜѕ].